Home / 9,384,080.76-12,938,998.19-7,522,007.49

Finding the Fourth Proportional to 9,384,080.76, 12,938,998.19 and 7,522,007.49

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Solution

The fourth proportional to 9,384,080.76, 12,938,998.19 and 7,522,007.49 is: 10,371,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384,080.76 : 12,938,998.19 = 7,522,007.49 : x
  2. Step 2: Convert to fraction form
    9,384,080.76/12,938,998.19 = 7,522,007.49/x
  3. Step 3: Cross multiply
    9,384,080.76x = 12,938,998.19 × 7,522,007.49
  4. Step 4: Simplify right side
    9,384,080.76x = 97,327,241,260,666.41
  5. Step 5: Solve for x
    x = 97,327,241,260,666.41/9,384,080.76
  6. Step 6: Final answer
    x = 10,371,526.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.