Home / 8,747,117.45-12,073,422.99-5,077,216.35

Finding the Fourth Proportional to 8,747,117.45, 12,073,422.99 and 5,077,216.35

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Solution

The fourth proportional to 8,747,117.45, 12,073,422.99 and 5,077,216.35 is: 7,007,952.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,117.45 : 12,073,422.99 = 5,077,216.35 : x
  2. Step 2: Convert to fraction form
    8,747,117.45/12,073,422.99 = 5,077,216.35/x
  3. Step 3: Cross multiply
    8,747,117.45x = 12,073,422.99 × 5,077,216.35
  4. Step 4: Simplify right side
    8,747,117.45x = 61,299,380,605,293.88
  5. Step 5: Solve for x
    x = 61,299,380,605,293.88/8,747,117.45
  6. Step 6: Final answer
    x = 7,007,952.16

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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.