Home / 9,139,231.52-12,611,924.88-5,064,763.04

Finding the Fourth Proportional to 9,139,231.52, 12,611,924.88 and 5,064,763.04

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Solution

The fourth proportional to 9,139,231.52, 12,611,924.88 and 5,064,763.04 is: 6,989,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,231.52 : 12,611,924.88 = 5,064,763.04 : x
  2. Step 2: Convert to fraction form
    9,139,231.52/12,611,924.88 = 5,064,763.04/x
  3. Step 3: Cross multiply
    9,139,231.52x = 12,611,924.88 × 5,064,763.04
  4. Step 4: Simplify right side
    9,139,231.52x = 63,876,410,995,480.44
  5. Step 5: Solve for x
    x = 63,876,410,995,480.44/9,139,231.52
  6. Step 6: Final answer
    x = 6,989,254.06

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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.