Home / 25,838,131.92-35,657,264.12-15,911,256.90

Finding the Fourth Proportional to 25,838,131.92, 35,657,264.12 and 15,911,256.90

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Solution

The fourth proportional to 25,838,131.92, 35,657,264.12 and 15,911,256.90 is: 21,957,929.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,838,131.92 : 35,657,264.12 = 15,911,256.90 : x
  2. Step 2: Convert to fraction form
    25,838,131.92/35,657,264.12 = 15,911,256.90/x
  3. Step 3: Cross multiply
    25,838,131.92x = 35,657,264.12 × 15,911,256.90
  4. Step 4: Simplify right side
    25,838,131.92x = 567,351,889,764,472.38
  5. Step 5: Solve for x
    x = 567,351,889,764,472.38/25,838,131.92
  6. Step 6: Final answer
    x = 21,957,929.91

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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.