Home / 28,738,838.61-43,115,121.45-9,569,761.74

Finding the Fourth Proportional to 28,738,838.61, 43,115,121.45 and 9,569,761.74

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Solution

The fourth proportional to 28,738,838.61, 43,115,121.45 and 9,569,761.74 is: 14,356,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,738,838.61 : 43,115,121.45 = 9,569,761.74 : x
  2. Step 2: Convert to fraction form
    28,738,838.61/43,115,121.45 = 9,569,761.74/x
  3. Step 3: Cross multiply
    28,738,838.61x = 43,115,121.45 × 9,569,761.74
  4. Step 4: Simplify right side
    28,738,838.61x = 412,601,439,667,663.38
  5. Step 5: Solve for x
    x = 412,601,439,667,663.38/28,738,838.61
  6. Step 6: Final answer
    x = 14,356,928.10

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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.