Home / 9,892,001.40-14,838,002.10-8,191,390.20

Finding the Fourth Proportional to 9,892,001.40, 14,838,002.10 and 8,191,390.20

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Solution

The fourth proportional to 9,892,001.40, 14,838,002.10 and 8,191,390.20 is: 12,287,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,892,001.40 : 14,838,002.10 = 8,191,390.20 : x
  2. Step 2: Convert to fraction form
    9,892,001.40/14,838,002.10 = 8,191,390.20/x
  3. Step 3: Cross multiply
    9,892,001.40x = 14,838,002.10 × 8,191,390.20
  4. Step 4: Simplify right side
    9,892,001.40x = 121,543,864,989,519.42
  5. Step 5: Solve for x
    x = 121,543,864,989,519.42/9,892,001.40
  6. Step 6: Final answer
    x = 12,287,085.30

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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.