Home / 22,220,412.89-33,323,701.52-7,840,111.55

Finding the Fourth Proportional to 22,220,412.89, 33,323,701.52 and 7,840,111.55

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Solution

The fourth proportional to 22,220,412.89, 33,323,701.52 and 7,840,111.55 is: 11,757,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,220,412.89 : 33,323,701.52 = 7,840,111.55 : x
  2. Step 2: Convert to fraction form
    22,220,412.89/33,323,701.52 = 7,840,111.55/x
  3. Step 3: Cross multiply
    22,220,412.89x = 33,323,701.52 × 7,840,111.55
  4. Step 4: Simplify right side
    22,220,412.89x = 261,261,537,028,686.34
  5. Step 5: Solve for x
    x = 261,261,537,028,686.34/22,220,412.89
  6. Step 6: Final answer
    x = 11,757,726.48

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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.