Home / 8,038,036.89-12,057,449.27-3,245,128.11

Finding the Fourth Proportional to 8,038,036.89, 12,057,449.27 and 3,245,128.11

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Solution

The fourth proportional to 8,038,036.89, 12,057,449.27 and 3,245,128.11 is: 4,867,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038,036.89 : 12,057,449.27 = 3,245,128.11 : x
  2. Step 2: Convert to fraction form
    8,038,036.89/12,057,449.27 = 3,245,128.11/x
  3. Step 3: Cross multiply
    8,038,036.89x = 12,057,449.27 × 3,245,128.11
  4. Step 4: Simplify right side
    8,038,036.89x = 39,127,967,544,750.34
  5. Step 5: Solve for x
    x = 39,127,967,544,750.34/8,038,036.89
  6. Step 6: Final answer
    x = 4,867,851.20

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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.