Home / 52,592,117.90-78,850,852.05-20,231,516.30

Finding the Fourth Proportional to 52,592,117.90, 78,850,852.05 and 20,231,516.30

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Solution

The fourth proportional to 52,592,117.90, 78,850,852.05 and 20,231,516.30 is: 30,332,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,592,117.90 : 78,850,852.05 = 20,231,516.30 : x
  2. Step 2: Convert to fraction form
    52,592,117.90/78,850,852.05 = 20,231,516.30/x
  3. Step 3: Cross multiply
    52,592,117.90x = 78,850,852.05 × 20,231,516.30
  4. Step 4: Simplify right side
    52,592,117.90x = 1,595,272,298,518,463.50
  5. Step 5: Solve for x
    x = 1,595,272,298,518,463.50/52,592,117.90
  6. Step 6: Final answer
    x = 30,332,916.08

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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.