Home / 15,131,856.90-22,697,785.35-13,962,686.70

Finding the Fourth Proportional to 15,131,856.90, 22,697,785.35 and 13,962,686.70

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Solution

The fourth proportional to 15,131,856.90, 22,697,785.35 and 13,962,686.70 is: 20,944,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131,856.90 : 22,697,785.35 = 13,962,686.70 : x
  2. Step 2: Convert to fraction form
    15,131,856.90/22,697,785.35 = 13,962,686.70/x
  3. Step 3: Cross multiply
    15,131,856.90x = 22,697,785.35 × 13,962,686.70
  4. Step 4: Simplify right side
    15,131,856.90x = 316,922,065,625,899.88
  5. Step 5: Solve for x
    x = 316,922,065,625,899.88/15,131,856.90
  6. Step 6: Final answer
    x = 20,944,030.05

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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.