Home / 91,928,392.08-126,862,064.16-50,676,760.64

Finding the Fourth Proportional to 91,928,392.08, 126,862,064.16 and 50,676,760.64

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Solution

The fourth proportional to 91,928,392.08, 126,862,064.16 and 50,676,760.64 is: 69,934,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,928,392.08 : 126,862,064.16 = 50,676,760.64 : x
  2. Step 2: Convert to fraction form
    91,928,392.08/126,862,064.16 = 50,676,760.64/x
  3. Step 3: Cross multiply
    91,928,392.08x = 126,862,064.16 × 50,676,760.64
  4. Step 4: Simplify right side
    91,928,392.08x = 6,428,958,459,732,643
  5. Step 5: Solve for x
    x = 6,428,958,459,732,643/91,928,392.08
  6. Step 6: Final answer
    x = 69,934,416.50

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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.