Home / 21,769,635.47-30,035,332.56-12,348,874.97

Finding the Fourth Proportional to 21,769,635.47, 30,035,332.56 and 12,348,874.97

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Solution

The fourth proportional to 21,769,635.47, 30,035,332.56 and 12,348,874.97 is: 17,037,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,769,635.47 : 30,035,332.56 = 12,348,874.97 : x
  2. Step 2: Convert to fraction form
    21,769,635.47/30,035,332.56 = 12,348,874.97/x
  3. Step 3: Cross multiply
    21,769,635.47x = 30,035,332.56 × 12,348,874.97
  4. Step 4: Simplify right side
    21,769,635.47x = 370,902,566,541,701
  5. Step 5: Solve for x
    x = 370,902,566,541,701/21,769,635.47
  6. Step 6: Final answer
    x = 17,037,610.35

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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.