Home / 85,134,731.92-127,689,972.27-26,834,833.26

Finding the Fourth Proportional to 85,134,731.92, 127,689,972.27 and 26,834,833.26

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Solution

The fourth proportional to 85,134,731.92, 127,689,972.27 and 26,834,833.26 is: 40,248,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,134,731.92 : 127,689,972.27 = 26,834,833.26 : x
  2. Step 2: Convert to fraction form
    85,134,731.92/127,689,972.27 = 26,834,833.26/x
  3. Step 3: Cross multiply
    85,134,731.92x = 127,689,972.27 × 26,834,833.26
  4. Step 4: Simplify right side
    85,134,731.92x = 3,426,539,115,173,440.50
  5. Step 5: Solve for x
    x = 3,426,539,115,173,440.50/85,134,731.92
  6. Step 6: Final answer
    x = 40,248,427.85

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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.