Home / 10,708,503.40-16,016,099.10-9,579,428.20

Finding the Fourth Proportional to 10,708,503.40, 16,016,099.10 and 9,579,428.20

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Solution

The fourth proportional to 10,708,503.40, 16,016,099.10 and 9,579,428.20 is: 14,327,405.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708,503.40 : 16,016,099.10 = 9,579,428.20 : x
  2. Step 2: Convert to fraction form
    10,708,503.40/16,016,099.10 = 9,579,428.20/x
  3. Step 3: Cross multiply
    10,708,503.40x = 16,016,099.10 × 9,579,428.20
  4. Step 4: Simplify right side
    10,708,503.40x = 153,425,071,372,534.59
  5. Step 5: Solve for x
    x = 153,425,071,372,534.59/10,708,503.40
  6. Step 6: Final answer
    x = 14,327,405.58

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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.