Home / 11,837,877.20-17,756,815.80-5,460,585.20

Finding the Fourth Proportional to 11,837,877.20, 17,756,815.80 and 5,460,585.20

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Solution

The fourth proportional to 11,837,877.20, 17,756,815.80 and 5,460,585.20 is: 8,190,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837,877.20 : 17,756,815.80 = 5,460,585.20 : x
  2. Step 2: Convert to fraction form
    11,837,877.20/17,756,815.80 = 5,460,585.20/x
  3. Step 3: Cross multiply
    11,837,877.20x = 17,756,815.80 × 5,460,585.20
  4. Step 4: Simplify right side
    11,837,877.20x = 96,962,605,556,606.17
  5. Step 5: Solve for x
    x = 96,962,605,556,606.17/11,837,877.20
  6. Step 6: Final answer
    x = 8,190,877.80

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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.