Home / 20,484,498.03-28,268,277.36-11,191,868.43

Finding the Fourth Proportional to 20,484,498.03, 28,268,277.36 and 11,191,868.43

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Solution

The fourth proportional to 20,484,498.03, 28,268,277.36 and 11,191,868.43 is: 15,444,598.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484,498.03 : 28,268,277.36 = 11,191,868.43 : x
  2. Step 2: Convert to fraction form
    20,484,498.03/28,268,277.36 = 11,191,868.43/x
  3. Step 3: Cross multiply
    20,484,498.03x = 28,268,277.36 × 11,191,868.43
  4. Step 4: Simplify right side
    20,484,498.03x = 316,374,840,955,867.75
  5. Step 5: Solve for x
    x = 316,374,840,955,867.75/20,484,498.03
  6. Step 6: Final answer
    x = 15,444,598.18

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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.