Home / 13,801,423.20-19,046,042.08-8,003,647.28

Finding the Fourth Proportional to 13,801,423.20, 19,046,042.08 and 8,003,647.28

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Solution

The fourth proportional to 13,801,423.20, 19,046,042.08 and 8,003,647.28 is: 11,045,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,423.20 : 19,046,042.08 = 8,003,647.28 : x
  2. Step 2: Convert to fraction form
    13,801,423.20/19,046,042.08 = 8,003,647.28/x
  3. Step 3: Cross multiply
    13,801,423.20x = 19,046,042.08 × 8,003,647.28
  4. Step 4: Simplify right side
    13,801,423.20x = 152,437,802,888,357.53
  5. Step 5: Solve for x
    x = 152,437,802,888,357.53/13,801,423.20
  6. Step 6: Final answer
    x = 11,045,078.52

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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.