Home / 12,232,444.60-18,348,666.90-8,201,366.20

Finding the Fourth Proportional to 12,232,444.60, 18,348,666.90 and 8,201,366.20

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Solution

The fourth proportional to 12,232,444.60, 18,348,666.90 and 8,201,366.20 is: 12,302,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232,444.60 : 18,348,666.90 = 8,201,366.20 : x
  2. Step 2: Convert to fraction form
    12,232,444.60/18,348,666.90 = 8,201,366.20/x
  3. Step 3: Cross multiply
    12,232,444.60x = 18,348,666.90 × 8,201,366.20
  4. Step 4: Simplify right side
    12,232,444.60x = 150,484,136,528,718.78
  5. Step 5: Solve for x
    x = 150,484,136,528,718.78/12,232,444.60
  6. Step 6: Final answer
    x = 12,302,049.30

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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.