Home / 9,233,677.76-12,742,253.05-5,047,174.78

Finding the Fourth Proportional to 9,233,677.76, 12,742,253.05 and 5,047,174.78

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Solution

The fourth proportional to 9,233,677.76, 12,742,253.05 and 5,047,174.78 is: 6,964,979.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,233,677.76 : 12,742,253.05 = 5,047,174.78 : x
  2. Step 2: Convert to fraction form
    9,233,677.76/12,742,253.05 = 5,047,174.78/x
  3. Step 3: Cross multiply
    9,233,677.76x = 12,742,253.05 × 5,047,174.78
  4. Step 4: Simplify right side
    9,233,677.76x = 64,312,378,234,338.09
  5. Step 5: Solve for x
    x = 64,312,378,234,338.09/9,233,677.76
  6. Step 6: Final answer
    x = 6,964,979.71

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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.