Home / 4,698,510.30-7,047,765.45-4,138,638.30

Finding the Fourth Proportional to 4,698,510.30, 7,047,765.45 and 4,138,638.30

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Solution

The fourth proportional to 4,698,510.30, 7,047,765.45 and 4,138,638.30 is: 6,207,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,510.30 : 7,047,765.45 = 4,138,638.30 : x
  2. Step 2: Convert to fraction form
    4,698,510.30/7,047,765.45 = 4,138,638.30/x
  3. Step 3: Cross multiply
    4,698,510.30x = 7,047,765.45 × 4,138,638.30
  4. Step 4: Simplify right side
    4,698,510.30x = 29,168,152,020,786.73
  5. Step 5: Solve for x
    x = 29,168,152,020,786.73/4,698,510.30
  6. Step 6: Final answer
    x = 6,207,957.45

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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.