Home / 8,664,250.24-12,988,656-4,112,490.88

Finding the Fourth Proportional to 8,664,250.24, 12,988,656 and 4,112,490.88

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Solution

The fourth proportional to 8,664,250.24, 12,988,656 and 4,112,490.88 is: 6,165,072.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664,250.24 : 12,988,656 = 4,112,490.88 : x
  2. Step 2: Convert to fraction form
    8,664,250.24/12,988,656 = 4,112,490.88/x
  3. Step 3: Cross multiply
    8,664,250.24x = 12,988,656 × 4,112,490.88
  4. Step 4: Simplify right side
    8,664,250.24x = 53,415,729,343,457.28
  5. Step 5: Solve for x
    x = 53,415,729,343,457.28/8,664,250.24
  6. Step 6: Final answer
    x = 6,165,072.32

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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.