Home / 7,530,029.49-10,391,505.89-4,092,271.23

Finding the Fourth Proportional to 7,530,029.49, 10,391,505.89 and 4,092,271.23

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Solution

The fourth proportional to 7,530,029.49, 10,391,505.89 and 4,092,271.23 is: 5,647,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530,029.49 : 10,391,505.89 = 4,092,271.23 : x
  2. Step 2: Convert to fraction form
    7,530,029.49/10,391,505.89 = 4,092,271.23/x
  3. Step 3: Cross multiply
    7,530,029.49x = 10,391,505.89 × 4,092,271.23
  4. Step 4: Simplify right side
    7,530,029.49x = 42,524,860,569,561.19
  5. Step 5: Solve for x
    x = 42,524,860,569,561.19/7,530,029.49
  6. Step 6: Final answer
    x = 5,647,369.72

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Double scale
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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.