Home / 82,917,405.80-114,426,417.84-45,747,683.96

Finding the Fourth Proportional to 82,917,405.80, 114,426,417.84 and 45,747,683.96

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Solution

The fourth proportional to 82,917,405.80, 114,426,417.84 and 45,747,683.96 is: 63,132,023.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,917,405.80 : 114,426,417.84 = 45,747,683.96 : x
  2. Step 2: Convert to fraction form
    82,917,405.80/114,426,417.84 = 45,747,683.96/x
  3. Step 3: Cross multiply
    82,917,405.80x = 114,426,417.84 × 45,747,683.96
  4. Step 4: Simplify right side
    82,917,405.80x = 5,234,743,600,019,226
  5. Step 5: Solve for x
    x = 5,234,743,600,019,226/82,917,405.80
  6. Step 6: Final answer
    x = 63,132,023.36

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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.