Home / 25,337,656.17-38,009,473.56-18,988,264.80

Finding the Fourth Proportional to 25,337,656.17, 38,009,473.56 and 18,988,264.80

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Solution

The fourth proportional to 25,337,656.17, 38,009,473.56 and 18,988,264.80 is: 28,484,637.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,337,656.17 : 38,009,473.56 = 18,988,264.80 : x
  2. Step 2: Convert to fraction form
    25,337,656.17/38,009,473.56 = 18,988,264.80/x
  3. Step 3: Cross multiply
    25,337,656.17x = 38,009,473.56 × 18,988,264.80
  4. Step 4: Simplify right side
    25,337,656.17x = 721,733,948,865,878.75
  5. Step 5: Solve for x
    x = 721,733,948,865,878.75/25,337,656.17
  6. Step 6: Final answer
    x = 28,484,637.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.