Home / 5,678,769.60-8,518,154.40-5,268,196.80

Finding the Fourth Proportional to 5,678,769.60, 8,518,154.40 and 5,268,196.80

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Solution

The fourth proportional to 5,678,769.60, 8,518,154.40 and 5,268,196.80 is: 7,902,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,769.60 : 8,518,154.40 = 5,268,196.80 : x
  2. Step 2: Convert to fraction form
    5,678,769.60/8,518,154.40 = 5,268,196.80/x
  3. Step 3: Cross multiply
    5,678,769.60x = 8,518,154.40 × 5,268,196.80
  4. Step 4: Simplify right side
    5,678,769.60x = 44,875,313,751,985.92
  5. Step 5: Solve for x
    x = 44,875,313,751,985.92/5,678,769.60
  6. Step 6: Final answer
    x = 7,902,295.20

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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.