Home / 8,424,000.30-12,636,000.45-8,298,029.10

Finding the Fourth Proportional to 8,424,000.30, 12,636,000.45 and 8,298,029.10

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Solution

The fourth proportional to 8,424,000.30, 12,636,000.45 and 8,298,029.10 is: 12,447,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424,000.30 : 12,636,000.45 = 8,298,029.10 : x
  2. Step 2: Convert to fraction form
    8,424,000.30/12,636,000.45 = 8,298,029.10/x
  3. Step 3: Cross multiply
    8,424,000.30x = 12,636,000.45 × 8,298,029.10
  4. Step 4: Simplify right side
    8,424,000.30x = 104,853,899,441,713.08
  5. Step 5: Solve for x
    x = 104,853,899,441,713.08/8,424,000.30
  6. Step 6: Final answer
    x = 12,447,043.65

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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.