Home / 7,530,349.20-10,391,962.38-4,092,590.40

Finding the Fourth Proportional to 7,530,349.20, 10,391,962.38 and 4,092,590.40

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Solution

The fourth proportional to 7,530,349.20, 10,391,962.38 and 4,092,590.40 is: 5,647,818.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530,349.20 : 10,391,962.38 = 4,092,590.40 : x
  2. Step 2: Convert to fraction form
    7,530,349.20/10,391,962.38 = 4,092,590.40/x
  3. Step 3: Cross multiply
    7,530,349.20x = 10,391,962.38 × 4,092,590.40
  4. Step 4: Simplify right side
    7,530,349.20x = 42,530,045,473,549.16
  5. Step 5: Solve for x
    x = 42,530,045,473,549.16/7,530,349.20
  6. Step 6: Final answer
    x = 5,647,818.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.