Home / 82,862,013.32-114,356,388.50-45,699,563.72

Finding the Fourth Proportional to 82,862,013.32, 114,356,388.50 and 45,699,563.72

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Solution

The fourth proportional to 82,862,013.32, 114,356,388.50 and 45,699,563.72 is: 63,069,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,862,013.32 : 114,356,388.50 = 45,699,563.72 : x
  2. Step 2: Convert to fraction form
    82,862,013.32/114,356,388.50 = 45,699,563.72/x
  3. Step 3: Cross multiply
    82,862,013.32x = 114,356,388.50 × 45,699,563.72
  4. Step 4: Simplify right side
    82,862,013.32x = 5,226,037,063,044,825
  5. Step 5: Solve for x
    x = 5,226,037,063,044,825/82,862,013.32
  6. Step 6: Final answer
    x = 63,069,153.81

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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.