Home / 32,669,835.11-45,087,007.73-18,732,486.87

Finding the Fourth Proportional to 32,669,835.11, 45,087,007.73 and 18,732,486.87

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Solution

The fourth proportional to 32,669,835.11, 45,087,007.73 and 18,732,486.87 is: 25,852,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,669,835.11 : 45,087,007.73 = 18,732,486.87 : x
  2. Step 2: Convert to fraction form
    32,669,835.11/45,087,007.73 = 18,732,486.87/x
  3. Step 3: Cross multiply
    32,669,835.11x = 45,087,007.73 × 18,732,486.87
  4. Step 4: Simplify right side
    32,669,835.11x = 844,591,780,216,151.12
  5. Step 5: Solve for x
    x = 844,591,780,216,151.12/32,669,835.11
  6. Step 6: Final answer
    x = 25,852,342.92

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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.