Home / 56,234,849.28-77,620,590.24-32,718,918.72

Finding the Fourth Proportional to 56,234,849.28, 77,620,590.24 and 32,718,918.72

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Solution

The fourth proportional to 56,234,849.28, 77,620,590.24 and 32,718,918.72 is: 45,161,706.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,234,849.28 : 77,620,590.24 = 32,718,918.72 : x
  2. Step 2: Convert to fraction form
    56,234,849.28/77,620,590.24 = 32,718,918.72/x
  3. Step 3: Cross multiply
    56,234,849.28x = 77,620,590.24 × 32,718,918.72
  4. Step 4: Simplify right side
    56,234,849.28x = 2,539,661,783,060,985
  5. Step 5: Solve for x
    x = 2,539,661,783,060,985/56,234,849.28
  6. Step 6: Final answer
    x = 45,161,706.94

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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.