Home / 52,592,887.69-78,830,711.30-21,870,261.61

Finding the Fourth Proportional to 52,592,887.69, 78,830,711.30 and 21,870,261.61

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Solution

The fourth proportional to 52,592,887.69, 78,830,711.30 and 21,870,261.61 is: 32,781,015.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,592,887.69 : 78,830,711.30 = 21,870,261.61 : x
  2. Step 2: Convert to fraction form
    52,592,887.69/78,830,711.30 = 21,870,261.61/x
  3. Step 3: Cross multiply
    52,592,887.69x = 78,830,711.30 × 21,870,261.61
  4. Step 4: Simplify right side
    52,592,887.69x = 1,724,048,278,924,032
  5. Step 5: Solve for x
    x = 1,724,048,278,924,032/52,592,887.69
  6. Step 6: Final answer
    x = 32,781,015.74

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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.