Home / 75,836,826.02-104,727,098.87-71,705,290.51

Finding the Fourth Proportional to 75,836,826.02, 104,727,098.87 and 71,705,290.51

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Solution

The fourth proportional to 75,836,826.02, 104,727,098.87 and 71,705,290.51 is: 99,021,642.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,836,826.02 : 104,727,098.87 = 71,705,290.51 : x
  2. Step 2: Convert to fraction form
    75,836,826.02/104,727,098.87 = 71,705,290.51/x
  3. Step 3: Cross multiply
    75,836,826.02x = 104,727,098.87 × 71,705,290.51
  4. Step 4: Simplify right side
    75,836,826.02x = 7,509,487,047,860,680
  5. Step 5: Solve for x
    x = 7,509,487,047,860,680/75,836,826.02
  6. Step 6: Final answer
    x = 99,021,642.15

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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.