Home / 10,132,419.54-13,982,634.08-5,486,124.66

Finding the Fourth Proportional to 10,132,419.54, 13,982,634.08 and 5,486,124.66

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Solution

The fourth proportional to 10,132,419.54, 13,982,634.08 and 5,486,124.66 is: 7,570,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132,419.54 : 13,982,634.08 = 5,486,124.66 : x
  2. Step 2: Convert to fraction form
    10,132,419.54/13,982,634.08 = 5,486,124.66/x
  3. Step 3: Cross multiply
    10,132,419.54x = 13,982,634.08 × 5,486,124.66
  4. Step 4: Simplify right side
    10,132,419.54x = 76,710,473,638,044.42
  5. Step 5: Solve for x
    x = 76,710,473,638,044.42/10,132,419.54
  6. Step 6: Final answer
    x = 7,570,795.24

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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.