Home / 22,549,460.54-31,110,121.78-12,759,800.54

Finding the Fourth Proportional to 22,549,460.54, 31,110,121.78 and 12,759,800.54

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Solution

The fourth proportional to 22,549,460.54, 31,110,121.78 and 12,759,800.54 is: 17,603,922.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,549,460.54 : 31,110,121.78 = 12,759,800.54 : x
  2. Step 2: Convert to fraction form
    22,549,460.54/31,110,121.78 = 12,759,800.54/x
  3. Step 3: Cross multiply
    22,549,460.54x = 31,110,121.78 × 12,759,800.54
  4. Step 4: Simplify right side
    22,549,460.54x = 396,958,948,500,459.62
  5. Step 5: Solve for x
    x = 396,958,948,500,459.62/22,549,460.54
  6. Step 6: Final answer
    x = 17,603,922.18

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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.