Home / 7,931,983.34-11,897,975.12-5,235,677.81

Finding the Fourth Proportional to 7,931,983.34, 11,897,975.12 and 5,235,677.81

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Solution

The fourth proportional to 7,931,983.34, 11,897,975.12 and 5,235,677.81 is: 7,853,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,983.34 : 11,897,975.12 = 5,235,677.81 : x
  2. Step 2: Convert to fraction form
    7,931,983.34/11,897,975.12 = 5,235,677.81/x
  3. Step 3: Cross multiply
    7,931,983.34x = 11,897,975.12 × 5,235,677.81
  4. Step 4: Simplify right side
    7,931,983.34x = 62,293,964,345,591.34
  5. Step 5: Solve for x
    x = 62,293,964,345,591.34/7,931,983.34
  6. Step 6: Final answer
    x = 7,853,516.79

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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.