Home / 55,497,257.33-76,584,261.21-30,717,492.10

Finding the Fourth Proportional to 55,497,257.33, 76,584,261.21 and 30,717,492.10

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Solution

The fourth proportional to 55,497,257.33, 76,584,261.21 and 30,717,492.10 is: 42,389,057.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,497,257.33 : 76,584,261.21 = 30,717,492.10 : x
  2. Step 2: Convert to fraction form
    55,497,257.33/76,584,261.21 = 30,717,492.10/x
  3. Step 3: Cross multiply
    55,497,257.33x = 76,584,261.21 × 30,717,492.10
  4. Step 4: Simplify right side
    55,497,257.33x = 2,352,476,438,395,921.50
  5. Step 5: Solve for x
    x = 2,352,476,438,395,921.50/55,497,257.33
  6. Step 6: Final answer
    x = 42,389,057.62

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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.