Home / 13,822,404-19,078,711.36-8,023,054.12

Finding the Fourth Proportional to 13,822,404, 19,078,711.36 and 8,023,054.12

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Solution

The fourth proportional to 13,822,404, 19,078,711.36 and 8,023,054.12 is: 11,074,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822,404 : 19,078,711.36 = 8,023,054.12 : x
  2. Step 2: Convert to fraction form
    13,822,404/19,078,711.36 = 8,023,054.12/x
  3. Step 3: Cross multiply
    13,822,404x = 19,078,711.36 × 8,023,054.12
  4. Step 4: Simplify right side
    13,822,404x = 153,069,533,781,138.81
  5. Step 5: Solve for x
    x = 153,069,533,781,138.81/13,822,404
  6. Step 6: Final answer
    x = 11,074,016.78

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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.