Home / 8,691,808.10-13,037,712.15-4,212,832.10

Finding the Fourth Proportional to 8,691,808.10, 13,037,712.15 and 4,212,832.10

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Solution

The fourth proportional to 8,691,808.10, 13,037,712.15 and 4,212,832.10 is: 6,319,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,808.10 : 13,037,712.15 = 4,212,832.10 : x
  2. Step 2: Convert to fraction form
    8,691,808.10/13,037,712.15 = 4,212,832.10/x
  3. Step 3: Cross multiply
    8,691,808.10x = 13,037,712.15 × 4,212,832.10
  4. Step 4: Simplify right side
    8,691,808.10x = 54,925,692,256,080.01
  5. Step 5: Solve for x
    x = 54,925,692,256,080.01/8,691,808.10
  6. Step 6: Final answer
    x = 6,319,248.15

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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.