Home / 22,628,534.15-31,230,668-12,706,530.68

Finding the Fourth Proportional to 22,628,534.15, 31,230,668 and 12,706,530.68

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Solution

The fourth proportional to 22,628,534.15, 31,230,668 and 12,706,530.68 is: 17,536,860.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,628,534.15 : 31,230,668 = 12,706,530.68 : x
  2. Step 2: Convert to fraction form
    22,628,534.15/31,230,668 = 12,706,530.68/x
  3. Step 3: Cross multiply
    22,628,534.15x = 31,230,668 × 12,706,530.68
  4. Step 4: Simplify right side
    22,628,534.15x = 396,833,441,098,894.25
  5. Step 5: Solve for x
    x = 396,833,441,098,894.25/22,628,534.15
  6. Step 6: Final answer
    x = 17,536,860.25

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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.