Home / 10,077,943.86-15,113,815.11-2,887,551.18

Finding the Fourth Proportional to 10,077,943.86, 15,113,815.11 and 2,887,551.18

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Solution

The fourth proportional to 10,077,943.86, 15,113,815.11 and 2,887,551.18 is: 4,330,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077,943.86 : 15,113,815.11 = 2,887,551.18 : x
  2. Step 2: Convert to fraction form
    10,077,943.86/15,113,815.11 = 2,887,551.18/x
  3. Step 3: Cross multiply
    10,077,943.86x = 15,113,815.11 × 2,887,551.18
  4. Step 4: Simplify right side
    10,077,943.86x = 43,641,914,655,182.33
  5. Step 5: Solve for x
    x = 43,641,914,655,182.33/10,077,943.86
  6. Step 6: Final answer
    x = 4,330,438.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.