Home / 12,236,478.80-18,354,718.20-6,567,774.80

Finding the Fourth Proportional to 12,236,478.80, 18,354,718.20 and 6,567,774.80

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Solution

The fourth proportional to 12,236,478.80, 18,354,718.20 and 6,567,774.80 is: 9,851,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,478.80 : 18,354,718.20 = 6,567,774.80 : x
  2. Step 2: Convert to fraction form
    12,236,478.80/18,354,718.20 = 6,567,774.80/x
  3. Step 3: Cross multiply
    12,236,478.80x = 18,354,718.20 × 6,567,774.80
  4. Step 4: Simplify right side
    12,236,478.80x = 120,549,655,655,061.36
  5. Step 5: Solve for x
    x = 120,549,655,655,061.36/12,236,478.80
  6. Step 6: Final answer
    x = 9,851,662.20

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Similar ratio
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1.5x scale

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.