Home / 26,205,325.20-39,307,987.80-9,164,221.20

Finding the Fourth Proportional to 26,205,325.20, 39,307,987.80 and 9,164,221.20

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Solution

The fourth proportional to 26,205,325.20, 39,307,987.80 and 9,164,221.20 is: 13,746,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,205,325.20 : 39,307,987.80 = 9,164,221.20 : x
  2. Step 2: Convert to fraction form
    26,205,325.20/39,307,987.80 = 9,164,221.20/x
  3. Step 3: Cross multiply
    26,205,325.20x = 39,307,987.80 × 9,164,221.20
  4. Step 4: Simplify right side
    26,205,325.20x = 360,227,095,126,101.31
  5. Step 5: Solve for x
    x = 360,227,095,126,101.31/26,205,325.20
  6. Step 6: Final answer
    x = 13,746,331.80

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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.