Home / 8,897,436.80-13,346,155.20-5,118,300.80

Finding the Fourth Proportional to 8,897,436.80, 13,346,155.20 and 5,118,300.80

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Solution

The fourth proportional to 8,897,436.80, 13,346,155.20 and 5,118,300.80 is: 7,677,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,436.80 : 13,346,155.20 = 5,118,300.80 : x
  2. Step 2: Convert to fraction form
    8,897,436.80/13,346,155.20 = 5,118,300.80/x
  3. Step 3: Cross multiply
    8,897,436.80x = 13,346,155.20 × 5,118,300.80
  4. Step 4: Simplify right side
    8,897,436.80x = 68,309,636,837,084.16
  5. Step 5: Solve for x
    x = 68,309,636,837,084.16/8,897,436.80
  6. Step 6: Final answer
    x = 7,677,451.20

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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.