Home / 21,758,407.32-32,630,574.20-7,182,052.32

Finding the Fourth Proportional to 21,758,407.32, 32,630,574.20 and 7,182,052.32

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Solution

The fourth proportional to 21,758,407.32, 32,630,574.20 and 7,182,052.32 is: 10,770,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,758,407.32 : 32,630,574.20 = 7,182,052.32 : x
  2. Step 2: Convert to fraction form
    21,758,407.32/32,630,574.20 = 7,182,052.32/x
  3. Step 3: Cross multiply
    21,758,407.32x = 32,630,574.20 × 7,182,052.32
  4. Step 4: Simplify right side
    21,758,407.32x = 234,354,491,136,042.16
  5. Step 5: Solve for x
    x = 234,354,491,136,042.16/21,758,407.32
  6. Step 6: Final answer
    x = 10,770,755.77

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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.