Home / 35,490,698.20-53,236,047.30-12,763,394.20

Finding the Fourth Proportional to 35,490,698.20, 53,236,047.30 and 12,763,394.20

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Solution

The fourth proportional to 35,490,698.20, 53,236,047.30 and 12,763,394.20 is: 19,145,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490,698.20 : 53,236,047.30 = 12,763,394.20 : x
  2. Step 2: Convert to fraction form
    35,490,698.20/53,236,047.30 = 12,763,394.20/x
  3. Step 3: Cross multiply
    35,490,698.20x = 53,236,047.30 × 12,763,394.20
  4. Step 4: Simplify right side
    35,490,698.20x = 679,472,657,339,745.62
  5. Step 5: Solve for x
    x = 679,472,657,339,745.62/35,490,698.20
  6. Step 6: Final answer
    x = 19,145,091.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.