Home / 49,320,281.40-73,980,422.10-13,418,489.40

Finding the Fourth Proportional to 49,320,281.40, 73,980,422.10 and 13,418,489.40

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Solution

The fourth proportional to 49,320,281.40, 73,980,422.10 and 13,418,489.40 is: 20,127,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,320,281.40 : 73,980,422.10 = 13,418,489.40 : x
  2. Step 2: Convert to fraction form
    49,320,281.40/73,980,422.10 = 13,418,489.40/x
  3. Step 3: Cross multiply
    49,320,281.40x = 73,980,422.10 × 13,418,489.40
  4. Step 4: Simplify right side
    49,320,281.40x = 992,705,509,756,375.75
  5. Step 5: Solve for x
    x = 992,705,509,756,375.75/49,320,281.40
  6. Step 6: Final answer
    x = 20,127,734.10

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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.