Home / 22,983,879.38-31,712,114.54-15,142,522.10

Finding the Fourth Proportional to 22,983,879.38, 31,712,114.54 and 15,142,522.10

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Solution

The fourth proportional to 22,983,879.38, 31,712,114.54 and 15,142,522.10 is: 20,892,965.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,983,879.38 : 31,712,114.54 = 15,142,522.10 : x
  2. Step 2: Convert to fraction form
    22,983,879.38/31,712,114.54 = 15,142,522.10/x
  3. Step 3: Cross multiply
    22,983,879.38x = 31,712,114.54 × 15,142,522.10
  4. Step 4: Simplify right side
    22,983,879.38x = 480,201,395,025,408.19
  5. Step 5: Solve for x
    x = 480,201,395,025,408.19/22,983,879.38
  6. Step 6: Final answer
    x = 20,892,965.33

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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.