Home / 5,190,337.80-7,785,506.70-4,891,402.24

Finding the Fourth Proportional to 5,190,337.80, 7,785,506.70 and 4,891,402.24

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Solution

The fourth proportional to 5,190,337.80, 7,785,506.70 and 4,891,402.24 is: 7,337,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,337.80 : 7,785,506.70 = 4,891,402.24 : x
  2. Step 2: Convert to fraction form
    5,190,337.80/7,785,506.70 = 4,891,402.24/x
  3. Step 3: Cross multiply
    5,190,337.80x = 7,785,506.70 × 4,891,402.24
  4. Step 4: Simplify right side
    5,190,337.80x = 38,082,044,911,915.01
  5. Step 5: Solve for x
    x = 38,082,044,911,915.01/5,190,337.80
  6. Step 6: Final answer
    x = 7,337,103.36

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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.