Home / 76,773,904.08-115,160,856.12-25,655,922.90

Finding the Fourth Proportional to 76,773,904.08, 115,160,856.12 and 25,655,922.90

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Solution

The fourth proportional to 76,773,904.08, 115,160,856.12 and 25,655,922.90 is: 38,483,884.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,773,904.08 : 115,160,856.12 = 25,655,922.90 : x
  2. Step 2: Convert to fraction form
    76,773,904.08/115,160,856.12 = 25,655,922.90/x
  3. Step 3: Cross multiply
    76,773,904.08x = 115,160,856.12 × 25,655,922.90
  4. Step 4: Simplify right side
    76,773,904.08x = 2,954,558,045,712,713
  5. Step 5: Solve for x
    x = 2,954,558,045,712,713/76,773,904.08
  6. Step 6: Final answer
    x = 38,483,884.35

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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.