Home / 54,612,794.85-81,918,631.20-31,569,066.77

Finding the Fourth Proportional to 54,612,794.85, 81,918,631.20 and 31,569,066.77

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Solution

The fourth proportional to 54,612,794.85, 81,918,631.20 and 31,569,066.77 is: 47,353,275.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,612,794.85 : 81,918,631.20 = 31,569,066.77 : x
  2. Step 2: Convert to fraction form
    54,612,794.85/81,918,631.20 = 31,569,066.77/x
  3. Step 3: Cross multiply
    54,612,794.85x = 81,918,631.20 × 31,569,066.77
  4. Step 4: Simplify right side
    54,612,794.85x = 2,586,094,737,650,212
  5. Step 5: Solve for x
    x = 2,586,094,737,650,212/54,612,794.85
  6. Step 6: Final answer
    x = 47,353,275.82

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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.