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Finding the Fourth Proportional to 82,974,893.85, 114,502,352.15 and 45,804,376.25

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Solution

The fourth proportional to 82,974,893.85, 114,502,352.15 and 45,804,376.25 is: 63,208,382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,974,893.85 : 114,502,352.15 = 45,804,376.25 : x
  2. Step 2: Convert to fraction form
    82,974,893.85/114,502,352.15 = 45,804,376.25/x
  3. Step 3: Cross multiply
    82,974,893.85x = 114,502,352.15 × 45,804,376.25
  4. Step 4: Simplify right side
    82,974,893.85x = 5,244,708,818,587,062
  5. Step 5: Solve for x
    x = 5,244,708,818,587,062/82,974,893.85
  6. Step 6: Final answer
    x = 63,208,382.38

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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.