Home / 18,676,422.08-25,773,856.80-10,527,657.92

Finding the Fourth Proportional to 18,676,422.08, 25,773,856.80 and 10,527,657.92

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Solution

The fourth proportional to 18,676,422.08, 25,773,856.80 and 10,527,657.92 is: 14,528,390.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,676,422.08 : 25,773,856.80 = 10,527,657.92 : x
  2. Step 2: Convert to fraction form
    18,676,422.08/25,773,856.80 = 10,527,657.92/x
  3. Step 3: Cross multiply
    18,676,422.08x = 25,773,856.80 × 10,527,657.92
  4. Step 4: Simplify right side
    18,676,422.08x = 271,338,347,669,465.88
  5. Step 5: Solve for x
    x = 271,338,347,669,465.88/18,676,422.08
  6. Step 6: Final answer
    x = 14,528,390.21

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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.