Home / 55,721,808.90-83,417,376.15-41,408,331.30

Finding the Fourth Proportional to 55,721,808.90, 83,417,376.15 and 41,408,331.30

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Solution

The fourth proportional to 55,721,808.90, 83,417,376.15 and 41,408,331.30 is: 61,989,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,721,808.90 : 83,417,376.15 = 41,408,331.30 : x
  2. Step 2: Convert to fraction form
    55,721,808.90/83,417,376.15 = 41,408,331.30/x
  3. Step 3: Cross multiply
    55,721,808.90x = 83,417,376.15 × 41,408,331.30
  4. Step 4: Simplify right side
    55,721,808.90x = 3,454,174,347,795,918.50
  5. Step 5: Solve for x
    x = 3,454,174,347,795,918.50/55,721,808.90
  6. Step 6: Final answer
    x = 61,989,630.56

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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.