Home / 82,482,533.97-113,813,243.01-47,668,500.69

Finding the Fourth Proportional to 82,482,533.97, 113,813,243.01 and 47,668,500.69

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Solution

The fourth proportional to 82,482,533.97, 113,813,243.01 and 47,668,500.69 is: 65,775,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,482,533.97 : 113,813,243.01 = 47,668,500.69 : x
  2. Step 2: Convert to fraction form
    82,482,533.97/113,813,243.01 = 47,668,500.69/x
  3. Step 3: Cross multiply
    82,482,533.97x = 113,813,243.01 × 47,668,500.69
  4. Step 4: Simplify right side
    82,482,533.97x = 5,425,306,652,953,323
  5. Step 5: Solve for x
    x = 5,425,306,652,953,323/82,482,533.97
  6. Step 6: Final answer
    x = 65,775,218.00

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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.