Home / 20,732,925.57-28,612,044.37-11,314,323.45

Finding the Fourth Proportional to 20,732,925.57, 28,612,044.37 and 11,314,323.45

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Solution

The fourth proportional to 20,732,925.57, 28,612,044.37 and 11,314,323.45 is: 15,614,097.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732,925.57 : 28,612,044.37 = 11,314,323.45 : x
  2. Step 2: Convert to fraction form
    20,732,925.57/28,612,044.37 = 11,314,323.45/x
  3. Step 3: Cross multiply
    20,732,925.57x = 28,612,044.37 × 11,314,323.45
  4. Step 4: Simplify right side
    20,732,925.57x = 323,725,924,567,931.44
  5. Step 5: Solve for x
    x = 323,725,924,567,931.44/20,732,925.57
  6. Step 6: Final answer
    x = 15,614,097.66

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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.