Home / 27,202,518.70-40,803,778.05-25,643,625.10

Finding the Fourth Proportional to 27,202,518.70, 40,803,778.05 and 25,643,625.10

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Solution

The fourth proportional to 27,202,518.70, 40,803,778.05 and 25,643,625.10 is: 38,465,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,202,518.70 : 40,803,778.05 = 25,643,625.10 : x
  2. Step 2: Convert to fraction form
    27,202,518.70/40,803,778.05 = 25,643,625.10/x
  3. Step 3: Cross multiply
    27,202,518.70x = 40,803,778.05 × 25,643,625.10
  4. Step 4: Simplify right side
    27,202,518.70x = 1,046,356,786,977,809
  5. Step 5: Solve for x
    x = 1,046,356,786,977,809/27,202,518.70
  6. Step 6: Final answer
    x = 38,465,437.65

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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.