Home / 25,840,151.49-35,648,205.12-15,380,302.35

Finding the Fourth Proportional to 25,840,151.49, 35,648,205.12 and 15,380,302.35

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Solution

The fourth proportional to 25,840,151.49, 35,648,205.12 and 15,380,302.35 is: 21,218,148.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,840,151.49 : 35,648,205.12 = 15,380,302.35 : x
  2. Step 2: Convert to fraction form
    25,840,151.49/35,648,205.12 = 15,380,302.35/x
  3. Step 3: Cross multiply
    25,840,151.49x = 35,648,205.12 × 15,380,302.35
  4. Step 4: Simplify right side
    25,840,151.49x = 548,280,172,980,418
  5. Step 5: Solve for x
    x = 548,280,172,980,418/25,840,151.49
  6. Step 6: Final answer
    x = 21,218,148.55

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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.