Home / 82,477,349.97-113,816,757.72-45,807,950.13

Finding the Fourth Proportional to 82,477,349.97, 113,816,757.72 and 45,807,950.13

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Solution

The fourth proportional to 82,477,349.97, 113,816,757.72 and 45,807,950.13 is: 63,213,868.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,477,349.97 : 113,816,757.72 = 45,807,950.13 : x
  2. Step 2: Convert to fraction form
    82,477,349.97/113,816,757.72 = 45,807,950.13/x
  3. Step 3: Cross multiply
    82,477,349.97x = 113,816,757.72 × 45,807,950.13
  4. Step 4: Simplify right side
    82,477,349.97x = 5,213,712,361,596,053
  5. Step 5: Solve for x
    x = 5,213,712,361,596,053/82,477,349.97
  6. Step 6: Final answer
    x = 63,213,868.58

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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.