Home / 10,103,951.34-15,156,947.61-3,280,239.18

Finding the Fourth Proportional to 10,103,951.34, 15,156,947.61 and 3,280,239.18

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Solution

The fourth proportional to 10,103,951.34, 15,156,947.61 and 3,280,239.18 is: 4,920,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103,951.34 : 15,156,947.61 = 3,280,239.18 : x
  2. Step 2: Convert to fraction form
    10,103,951.34/15,156,947.61 = 3,280,239.18/x
  3. Step 3: Cross multiply
    10,103,951.34x = 15,156,947.61 × 3,280,239.18
  4. Step 4: Simplify right side
    10,103,951.34x = 49,718,413,399,529.36
  5. Step 5: Solve for x
    x = 49,718,413,399,529.36/10,103,951.34
  6. Step 6: Final answer
    x = 4,920,690.11

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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.