Home / 22,557,003.60-31,127,859.40-12,767,237.60

Finding the Fourth Proportional to 22,557,003.60, 31,127,859.40 and 12,767,237.60

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Solution

The fourth proportional to 22,557,003.60, 31,127,859.40 and 12,767,237.60 is: 17,618,331.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,557,003.60 : 31,127,859.40 = 12,767,237.60 : x
  2. Step 2: Convert to fraction form
    22,557,003.60/31,127,859.40 = 12,767,237.60/x
  3. Step 3: Cross multiply
    22,557,003.60x = 31,127,859.40 × 12,767,237.60
  4. Step 4: Simplify right side
    22,557,003.60x = 397,416,776,939,193.44
  5. Step 5: Solve for x
    x = 397,416,776,939,193.44/22,557,003.60
  6. Step 6: Final answer
    x = 17,618,331.94

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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.