Home / 71,754,977.57-99,052,477.47-48,247,140.10

Finding the Fourth Proportional to 71,754,977.57, 99,052,477.47 and 48,247,140.10

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Solution

The fourth proportional to 71,754,977.57, 99,052,477.47 and 48,247,140.10 is: 66,601,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,754,977.57 : 99,052,477.47 = 48,247,140.10 : x
  2. Step 2: Convert to fraction form
    71,754,977.57/99,052,477.47 = 48,247,140.10/x
  3. Step 3: Cross multiply
    71,754,977.57x = 99,052,477.47 × 48,247,140.10
  4. Step 4: Simplify right side
    71,754,977.57x = 4,778,998,757,251,921
  5. Step 5: Solve for x
    x = 4,778,998,757,251,921/71,754,977.57
  6. Step 6: Final answer
    x = 66,601,634.05

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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.