Home / 10,204,836.84-15,307,276.32-9,581,279.40

Finding the Fourth Proportional to 10,204,836.84, 15,307,276.32 and 9,581,279.40

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Solution

The fourth proportional to 10,204,836.84, 15,307,276.32 and 9,581,279.40 is: 14,371,938.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,836.84 : 15,307,276.32 = 9,581,279.40 : x
  2. Step 2: Convert to fraction form
    10,204,836.84/15,307,276.32 = 9,581,279.40/x
  3. Step 3: Cross multiply
    10,204,836.84x = 15,307,276.32 × 9,581,279.40
  4. Step 4: Simplify right side
    10,204,836.84x = 146,663,291,274,923.81
  5. Step 5: Solve for x
    x = 146,663,291,274,923.81/10,204,836.84
  6. Step 6: Final answer
    x = 14,371,938.87

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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.