Home / 75,675,947.04-104,432,799.60-40,868,633.52

Finding the Fourth Proportional to 75,675,947.04, 104,432,799.60 and 40,868,633.52

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Solution

The fourth proportional to 75,675,947.04, 104,432,799.60 and 40,868,633.52 is: 56,398,710.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,675,947.04 : 104,432,799.60 = 40,868,633.52 : x
  2. Step 2: Convert to fraction form
    75,675,947.04/104,432,799.60 = 40,868,633.52/x
  3. Step 3: Cross multiply
    75,675,947.04x = 104,432,799.60 × 40,868,633.52
  4. Step 4: Simplify right side
    75,675,947.04x = 4,268,025,814,320,002.50
  5. Step 5: Solve for x
    x = 4,268,025,814,320,002.50/75,675,947.04
  6. Step 6: Final answer
    x = 56,398,710.31

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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.