Home / 81,331,320.24-122,000,903.85-26,742,697.11

Finding the Fourth Proportional to 81,331,320.24, 122,000,903.85 and 26,742,697.11

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Solution

The fourth proportional to 81,331,320.24, 122,000,903.85 and 26,742,697.11 is: 40,115,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,331,320.24 : 122,000,903.85 = 26,742,697.11 : x
  2. Step 2: Convert to fraction form
    81,331,320.24/122,000,903.85 = 26,742,697.11/x
  3. Step 3: Cross multiply
    81,331,320.24x = 122,000,903.85 × 26,742,697.11
  4. Step 4: Simplify right side
    81,331,320.24x = 3,262,633,218,806,782.50
  5. Step 5: Solve for x
    x = 3,262,633,218,806,782.50/81,331,320.24
  6. Step 6: Final answer
    x = 40,115,335.75

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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.