Home / 48,385,647.30-72,578,470.95-42,716,943.30

Finding the Fourth Proportional to 48,385,647.30, 72,578,470.95 and 42,716,943.30

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Solution

The fourth proportional to 48,385,647.30, 72,578,470.95 and 42,716,943.30 is: 64,075,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,647.30 : 72,578,470.95 = 42,716,943.30 : x
  2. Step 2: Convert to fraction form
    48,385,647.30/72,578,470.95 = 42,716,943.30/x
  3. Step 3: Cross multiply
    48,385,647.30x = 72,578,470.95 × 42,716,943.30
  4. Step 4: Simplify right side
    48,385,647.30x = 3,100,330,428,371,847
  5. Step 5: Solve for x
    x = 3,100,330,428,371,847/48,385,647.30
  6. Step 6: Final answer
    x = 64,075,414.95

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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.