Home / 10,656,010.20-15,984,015.30-9,679,733.40

Finding the Fourth Proportional to 10,656,010.20, 15,984,015.30 and 9,679,733.40

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Solution

The fourth proportional to 10,656,010.20, 15,984,015.30 and 9,679,733.40 is: 14,519,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,010.20 : 15,984,015.30 = 9,679,733.40 : x
  2. Step 2: Convert to fraction form
    10,656,010.20/15,984,015.30 = 9,679,733.40/x
  3. Step 3: Cross multiply
    10,656,010.20x = 15,984,015.30 × 9,679,733.40
  4. Step 4: Simplify right side
    10,656,010.20x = 154,721,006,765,521.03
  5. Step 5: Solve for x
    x = 154,721,006,765,521.03/10,656,010.20
  6. Step 6: Final answer
    x = 14,519,600.10

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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.