Home / 7,529,760-10,391,135.76-4,092,001.20

Finding the Fourth Proportional to 7,529,760, 10,391,135.76 and 4,092,001.20

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Solution

The fourth proportional to 7,529,760, 10,391,135.76 and 4,092,001.20 is: 5,646,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529,760 : 10,391,135.76 = 4,092,001.20 : x
  2. Step 2: Convert to fraction form
    7,529,760/10,391,135.76 = 4,092,001.20/x
  3. Step 3: Cross multiply
    7,529,760x = 10,391,135.76 × 4,092,001.20
  4. Step 4: Simplify right side
    7,529,760x = 42,520,539,999,282.91
  5. Step 5: Solve for x
    x = 42,520,539,999,282.91/7,529,760
  6. Step 6: Final answer
    x = 5,646,998.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.