Home / 27,776,815.10-41,692,114.65-13,409,963.90

Finding the Fourth Proportional to 27,776,815.10, 41,692,114.65 and 13,409,963.90

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Solution

The fourth proportional to 27,776,815.10, 41,692,114.65 and 13,409,963.90 is: 20,127,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,776,815.10 : 41,692,114.65 = 13,409,963.90 : x
  2. Step 2: Convert to fraction form
    27,776,815.10/41,692,114.65 = 13,409,963.90/x
  3. Step 3: Cross multiply
    27,776,815.10x = 41,692,114.65 × 13,409,963.90
  4. Step 4: Simplify right side
    27,776,815.10x = 559,089,752,371,161.12
  5. Step 5: Solve for x
    x = 559,089,752,371,161.12/27,776,815.10
  6. Step 6: Final answer
    x = 20,127,928.65

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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.