Home / 89,862,519.24-134,798,539.62-28,458,165.18

Finding the Fourth Proportional to 89,862,519.24, 134,798,539.62 and 28,458,165.18

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Solution

The fourth proportional to 89,862,519.24, 134,798,539.62 and 28,458,165.18 is: 42,688,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,862,519.24 : 134,798,539.62 = 28,458,165.18 : x
  2. Step 2: Convert to fraction form
    89,862,519.24/134,798,539.62 = 28,458,165.18/x
  3. Step 3: Cross multiply
    89,862,519.24x = 134,798,539.62 × 28,458,165.18
  4. Step 4: Simplify right side
    89,862,519.24x = 3,836,119,106,528,734.50
  5. Step 5: Solve for x
    x = 3,836,119,106,528,734.50/89,862,519.24
  6. Step 6: Final answer
    x = 42,688,755.43

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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.