Home / 13,432,006.70-20,148,010.05-9,680,864.30

Finding the Fourth Proportional to 13,432,006.70, 20,148,010.05 and 9,680,864.30

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Solution

The fourth proportional to 13,432,006.70, 20,148,010.05 and 9,680,864.30 is: 14,521,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,006.70 : 20,148,010.05 = 9,680,864.30 : x
  2. Step 2: Convert to fraction form
    13,432,006.70/20,148,010.05 = 9,680,864.30/x
  3. Step 3: Cross multiply
    13,432,006.70x = 20,148,010.05 × 9,680,864.30
  4. Step 4: Simplify right side
    13,432,006.70x = 195,050,151,209,086.25
  5. Step 5: Solve for x
    x = 195,050,151,209,086.25/13,432,006.70
  6. Step 6: Final answer
    x = 14,521,296.45

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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.