Home / 8,047,866.87-12,071,803.57-1,982,716.70

Finding the Fourth Proportional to 8,047,866.87, 12,071,803.57 and 1,982,716.70

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Solution

The fourth proportional to 8,047,866.87, 12,071,803.57 and 1,982,716.70 is: 2,974,075.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,866.87 : 12,071,803.57 = 1,982,716.70 : x
  2. Step 2: Convert to fraction form
    8,047,866.87/12,071,803.57 = 1,982,716.70/x
  3. Step 3: Cross multiply
    8,047,866.87x = 12,071,803.57 × 1,982,716.70
  4. Step 4: Simplify right side
    8,047,866.87x = 23,934,966,472,042.81
  5. Step 5: Solve for x
    x = 23,934,966,472,042.81/8,047,866.87
  6. Step 6: Final answer
    x = 2,974,075.85

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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.