Home / 35,490,703.20-53,236,054.80-12,763,399.20

Finding the Fourth Proportional to 35,490,703.20, 53,236,054.80 and 12,763,399.20

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Solution

The fourth proportional to 35,490,703.20, 53,236,054.80 and 12,763,399.20 is: 19,145,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490,703.20 : 53,236,054.80 = 12,763,399.20 : x
  2. Step 2: Convert to fraction form
    35,490,703.20/53,236,054.80 = 12,763,399.20/x
  3. Step 3: Cross multiply
    35,490,703.20x = 53,236,054.80 × 12,763,399.20
  4. Step 4: Simplify right side
    35,490,703.20x = 679,473,019,245,476.12
  5. Step 5: Solve for x
    x = 679,473,019,245,476.12/35,490,703.20
  6. Step 6: Final answer
    x = 19,145,098.80

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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.