Home / 15,131,812.40-22,697,718.60-13,962,642.20

Finding the Fourth Proportional to 15,131,812.40, 22,697,718.60 and 13,962,642.20

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Solution

The fourth proportional to 15,131,812.40, 22,697,718.60 and 13,962,642.20 is: 20,943,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131,812.40 : 22,697,718.60 = 13,962,642.20 : x
  2. Step 2: Convert to fraction form
    15,131,812.40/22,697,718.60 = 13,962,642.20/x
  3. Step 3: Cross multiply
    15,131,812.40x = 22,697,718.60 × 13,962,642.20
  4. Step 4: Simplify right side
    15,131,812.40x = 316,920,123,568,084.94
  5. Step 5: Solve for x
    x = 316,920,123,568,084.94/15,131,812.40
  6. Step 6: Final answer
    x = 20,943,963.30

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1.5x scale

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.