Home / 22,445,963.57-30,975,774.40-13,151,309.25

Finding the Fourth Proportional to 22,445,963.57, 30,975,774.40 and 13,151,309.25

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Solution

The fourth proportional to 22,445,963.57, 30,975,774.40 and 13,151,309.25 is: 18,149,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445,963.57 : 30,975,774.40 = 13,151,309.25 : x
  2. Step 2: Convert to fraction form
    22,445,963.57/30,975,774.40 = 13,151,309.25/x
  3. Step 3: Cross multiply
    22,445,963.57x = 30,975,774.40 × 13,151,309.25
  4. Step 4: Simplify right side
    22,445,963.57x = 407,371,988,525,231.50
  5. Step 5: Solve for x
    x = 407,371,988,525,231.50/22,445,963.57
  6. Step 6: Final answer
    x = 18,149,008.72

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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.