Home / 9,448,801.20-13,039,342.20-5,156,449.20

Finding the Fourth Proportional to 9,448,801.20, 13,039,342.20 and 5,156,449.20

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Solution

The fourth proportional to 9,448,801.20, 13,039,342.20 and 5,156,449.20 is: 7,115,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448,801.20 : 13,039,342.20 = 5,156,449.20 : x
  2. Step 2: Convert to fraction form
    9,448,801.20/13,039,342.20 = 5,156,449.20/x
  3. Step 3: Cross multiply
    9,448,801.20x = 13,039,342.20 × 5,156,449.20
  4. Step 4: Simplify right side
    9,448,801.20x = 67,236,705,655,716.24
  5. Step 5: Solve for x
    x = 67,236,705,655,716.24/9,448,801.20
  6. Step 6: Final answer
    x = 7,115,898.01

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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.