Home / 8,271,710.70-12,407,566.05-5,986,514.40

Finding the Fourth Proportional to 8,271,710.70, 12,407,566.05 and 5,986,514.40

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Solution

The fourth proportional to 8,271,710.70, 12,407,566.05 and 5,986,514.40 is: 8,979,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,710.70 : 12,407,566.05 = 5,986,514.40 : x
  2. Step 2: Convert to fraction form
    8,271,710.70/12,407,566.05 = 5,986,514.40/x
  3. Step 3: Cross multiply
    8,271,710.70x = 12,407,566.05 × 5,986,514.40
  4. Step 4: Simplify right side
    8,271,710.70x = 74,278,072,827,276.12
  5. Step 5: Solve for x
    x = 74,278,072,827,276.12/8,271,710.70
  6. Step 6: Final answer
    x = 8,979,771.60

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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.