Home / 57,981,294.65-80,014,238.10-31,876,256.63

Finding the Fourth Proportional to 57,981,294.65, 80,014,238.10 and 31,876,256.63

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Solution

The fourth proportional to 57,981,294.65, 80,014,238.10 and 31,876,256.63 is: 43,989,262.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,981,294.65 : 80,014,238.10 = 31,876,256.63 : x
  2. Step 2: Convert to fraction form
    57,981,294.65/80,014,238.10 = 31,876,256.63/x
  3. Step 3: Cross multiply
    57,981,294.65x = 80,014,238.10 × 31,876,256.63
  4. Step 4: Simplify right side
    57,981,294.65x = 2,550,554,387,929,559
  5. Step 5: Solve for x
    x = 2,550,554,387,929,559/57,981,294.65
  6. Step 6: Final answer
    x = 43,989,262.45

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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.