Home / 8,515,905.40-12,773,858.10-8,096,001.40

Finding the Fourth Proportional to 8,515,905.40, 12,773,858.10 and 8,096,001.40

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Solution

The fourth proportional to 8,515,905.40, 12,773,858.10 and 8,096,001.40 is: 12,144,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,905.40 : 12,773,858.10 = 8,096,001.40 : x
  2. Step 2: Convert to fraction form
    8,515,905.40/12,773,858.10 = 8,096,001.40/x
  3. Step 3: Cross multiply
    8,515,905.40x = 12,773,858.10 × 8,096,001.40
  4. Step 4: Simplify right side
    8,515,905.40x = 103,417,173,061,001.34
  5. Step 5: Solve for x
    x = 103,417,173,061,001.34/8,515,905.40
  6. Step 6: Final answer
    x = 12,144,002.10

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Double scale
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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.