Home / 12,924,748.66-17,836,261.68-7,123,545.22

Finding the Fourth Proportional to 12,924,748.66, 17,836,261.68 and 7,123,545.22

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Solution

The fourth proportional to 12,924,748.66, 17,836,261.68 and 7,123,545.22 is: 9,830,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924,748.66 : 17,836,261.68 = 7,123,545.22 : x
  2. Step 2: Convert to fraction form
    12,924,748.66/17,836,261.68 = 7,123,545.22/x
  3. Step 3: Cross multiply
    12,924,748.66x = 17,836,261.68 × 7,123,545.22
  4. Step 4: Simplify right side
    12,924,748.66x = 127,057,416,633,233.16
  5. Step 5: Solve for x
    x = 127,057,416,633,233.16/12,924,748.66
  6. Step 6: Final answer
    x = 9,830,552.22

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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.