Home / 8,880,959.72-12,255,040.32-5,013,863.12

Finding the Fourth Proportional to 8,880,959.72, 12,255,040.32 and 5,013,863.12

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Solution

The fourth proportional to 8,880,959.72, 12,255,040.32 and 5,013,863.12 is: 6,918,744.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,959.72 : 12,255,040.32 = 5,013,863.12 : x
  2. Step 2: Convert to fraction form
    8,880,959.72/12,255,040.32 = 5,013,863.12/x
  3. Step 3: Cross multiply
    8,880,959.72x = 12,255,040.32 × 5,013,863.12
  4. Step 4: Simplify right side
    8,880,959.72x = 61,445,094,694,561
  5. Step 5: Solve for x
    x = 61,445,094,694,561/8,880,959.72
  6. Step 6: Final answer
    x = 6,918,744.89

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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.