Home / 89,592,020.40-134,412,913.80-38,498,516.40

Finding the Fourth Proportional to 89,592,020.40, 134,412,913.80 and 38,498,516.40

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Solution

The fourth proportional to 89,592,020.40, 134,412,913.80 and 38,498,516.40 is: 57,758,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,592,020.40 : 134,412,913.80 = 38,498,516.40 : x
  2. Step 2: Convert to fraction form
    89,592,020.40/134,412,913.80 = 38,498,516.40/x
  3. Step 3: Cross multiply
    89,592,020.40x = 134,412,913.80 × 38,498,516.40
  4. Step 4: Simplify right side
    89,592,020.40x = 5,174,697,766,301,087
  5. Step 5: Solve for x
    x = 5,174,697,766,301,087/89,592,020.40
  6. Step 6: Final answer
    x = 57,758,467.14

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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.