Home / 28,224,156.60-42,336,234.90-10,270,927.80

Finding the Fourth Proportional to 28,224,156.60, 42,336,234.90 and 10,270,927.80

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Solution

The fourth proportional to 28,224,156.60, 42,336,234.90 and 10,270,927.80 is: 15,406,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,224,156.60 : 42,336,234.90 = 10,270,927.80 : x
  2. Step 2: Convert to fraction form
    28,224,156.60/42,336,234.90 = 10,270,927.80/x
  3. Step 3: Cross multiply
    28,224,156.60x = 42,336,234.90 × 10,270,927.80
  4. Step 4: Simplify right side
    28,224,156.60x = 434,832,411,981,740.25
  5. Step 5: Solve for x
    x = 434,832,411,981,740.25/28,224,156.60
  6. Step 6: Final answer
    x = 15,406,391.70

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1.5x scale

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.