Home / 66,427,753.30-99,641,629.95-18,558,697.30

Finding the Fourth Proportional to 66,427,753.30, 99,641,629.95 and 18,558,697.30

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Solution

The fourth proportional to 66,427,753.30, 99,641,629.95 and 18,558,697.30 is: 27,838,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,427,753.30 : 99,641,629.95 = 18,558,697.30 : x
  2. Step 2: Convert to fraction form
    66,427,753.30/99,641,629.95 = 18,558,697.30/x
  3. Step 3: Cross multiply
    66,427,753.30x = 99,641,629.95 × 18,558,697.30
  4. Step 4: Simplify right side
    66,427,753.30x = 1,849,218,848,720,664.25
  5. Step 5: Solve for x
    x = 1,849,218,848,720,664.25/66,427,753.30
  6. Step 6: Final answer
    x = 27,838,045.95

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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.