Home / 5,536,138.40-8,304,207.60-4,640,343.20

Finding the Fourth Proportional to 5,536,138.40, 8,304,207.60 and 4,640,343.20

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Solution

The fourth proportional to 5,536,138.40, 8,304,207.60 and 4,640,343.20 is: 6,960,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536,138.40 : 8,304,207.60 = 4,640,343.20 : x
  2. Step 2: Convert to fraction form
    5,536,138.40/8,304,207.60 = 4,640,343.20/x
  3. Step 3: Cross multiply
    5,536,138.40x = 8,304,207.60 × 4,640,343.20
  4. Step 4: Simplify right side
    5,536,138.40x = 38,534,373,268,048.32
  5. Step 5: Solve for x
    x = 38,534,373,268,048.32/5,536,138.40
  6. Step 6: Final answer
    x = 6,960,514.80

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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.