Home / 14,156,631.68-21,186,155.52-8,688,096.50

Finding the Fourth Proportional to 14,156,631.68, 21,186,155.52 and 8,688,096.50

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Solution

The fourth proportional to 14,156,631.68, 21,186,155.52 and 8,688,096.50 is: 13,002,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156,631.68 : 21,186,155.52 = 8,688,096.50 : x
  2. Step 2: Convert to fraction form
    14,156,631.68/21,186,155.52 = 8,688,096.50/x
  3. Step 3: Cross multiply
    14,156,631.68x = 21,186,155.52 × 8,688,096.50
  4. Step 4: Simplify right side
    14,156,631.68x = 184,067,363,515,836.88
  5. Step 5: Solve for x
    x = 184,067,363,515,836.88/14,156,631.68
  6. Step 6: Final answer
    x = 13,002,200.51

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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.