Home / 5,102,068.86-7,040,854.40-2,810,229.57

Finding the Fourth Proportional to 5,102,068.86, 7,040,854.40 and 2,810,229.57

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Solution

The fourth proportional to 5,102,068.86, 7,040,854.40 and 2,810,229.57 is: 3,878,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102,068.86 : 7,040,854.40 = 2,810,229.57 : x
  2. Step 2: Convert to fraction form
    5,102,068.86/7,040,854.40 = 2,810,229.57/x
  3. Step 3: Cross multiply
    5,102,068.86x = 7,040,854.40 × 2,810,229.57
  4. Step 4: Simplify right side
    5,102,068.86x = 19,786,417,218,893.46
  5. Step 5: Solve for x
    x = 19,786,417,218,893.46/5,102,068.86
  6. Step 6: Final answer
    x = 3,878,116.46

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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.