Home / 89,728,036.38-123,866,059.41-52,553,184.84

Finding the Fourth Proportional to 89,728,036.38, 123,866,059.41 and 52,553,184.84

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Solution

The fourth proportional to 89,728,036.38, 123,866,059.41 and 52,553,184.84 is: 72,547,624.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,728,036.38 : 123,866,059.41 = 52,553,184.84 : x
  2. Step 2: Convert to fraction form
    89,728,036.38/123,866,059.41 = 52,553,184.84/x
  3. Step 3: Cross multiply
    89,728,036.38x = 123,866,059.41 × 52,553,184.84
  4. Step 4: Simplify right side
    89,728,036.38x = 6,509,555,915,576,152
  5. Step 5: Solve for x
    x = 6,509,555,915,576,152/89,728,036.38
  6. Step 6: Final answer
    x = 72,547,624.78

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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.