Home / 14,192,032.90-21,288,049.35-8,220,064.90

Finding the Fourth Proportional to 14,192,032.90, 21,288,049.35 and 8,220,064.90

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Solution

The fourth proportional to 14,192,032.90, 21,288,049.35 and 8,220,064.90 is: 12,330,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192,032.90 : 21,288,049.35 = 8,220,064.90 : x
  2. Step 2: Convert to fraction form
    14,192,032.90/21,288,049.35 = 8,220,064.90/x
  3. Step 3: Cross multiply
    14,192,032.90x = 21,288,049.35 × 8,220,064.90
  4. Step 4: Simplify right side
    14,192,032.90x = 174,989,147,251,402.84
  5. Step 5: Solve for x
    x = 174,989,147,251,402.84/14,192,032.90
  6. Step 6: Final answer
    x = 12,330,097.35

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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.