Home / 75,557,247.30-104,260,961.79-42,516,920.66

Finding the Fourth Proportional to 75,557,247.30, 104,260,961.79 and 42,516,920.66

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Solution

The fourth proportional to 75,557,247.30, 104,260,961.79 and 42,516,920.66 is: 58,668,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,557,247.30 : 104,260,961.79 = 42,516,920.66 : x
  2. Step 2: Convert to fraction form
    75,557,247.30/104,260,961.79 = 42,516,920.66/x
  3. Step 3: Cross multiply
    75,557,247.30x = 104,260,961.79 × 42,516,920.66
  4. Step 4: Simplify right side
    75,557,247.30x = 4,432,855,039,839,417
  5. Step 5: Solve for x
    x = 4,432,855,039,839,417/75,557,247.30
  6. Step 6: Final answer
    x = 58,668,826.60

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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.