Home / 8,258,047.20-12,387,070.80-3,711,274.20

Finding the Fourth Proportional to 8,258,047.20, 12,387,070.80 and 3,711,274.20

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Solution

The fourth proportional to 8,258,047.20, 12,387,070.80 and 3,711,274.20 is: 5,566,911.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258,047.20 : 12,387,070.80 = 3,711,274.20 : x
  2. Step 2: Convert to fraction form
    8,258,047.20/12,387,070.80 = 3,711,274.20/x
  3. Step 3: Cross multiply
    8,258,047.20x = 12,387,070.80 × 3,711,274.20
  4. Step 4: Simplify right side
    8,258,047.20x = 45,971,816,273,613.37
  5. Step 5: Solve for x
    x = 45,971,816,273,613.37/8,258,047.20
  6. Step 6: Final answer
    x = 5,566,911.30

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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.