Home / 18,281,535.52-25,229,315.28-10,132,780

Finding the Fourth Proportional to 18,281,535.52, 25,229,315.28 and 10,132,780

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Solution

The fourth proportional to 18,281,535.52, 25,229,315.28 and 10,132,780 is: 13,983,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,535.52 : 25,229,315.28 = 10,132,780 : x
  2. Step 2: Convert to fraction form
    18,281,535.52/25,229,315.28 = 10,132,780/x
  3. Step 3: Cross multiply
    18,281,535.52x = 25,229,315.28 × 10,132,780
  4. Step 4: Simplify right side
    18,281,535.52x = 255,643,101,282,878.41
  5. Step 5: Solve for x
    x = 255,643,101,282,878.41/18,281,535.52
  6. Step 6: Final answer
    x = 13,983,677.74

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1.5x scale

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.