Home / 15,948,645.75-22,009,132.35-8,705,301.75

Finding the Fourth Proportional to 15,948,645.75, 22,009,132.35 and 8,705,301.75

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Solution

The fourth proportional to 15,948,645.75, 22,009,132.35 and 8,705,301.75 is: 12,013,317.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948,645.75 : 22,009,132.35 = 8,705,301.75 : x
  2. Step 2: Convert to fraction form
    15,948,645.75/22,009,132.35 = 8,705,301.75/x
  3. Step 3: Cross multiply
    15,948,645.75x = 22,009,132.35 × 8,705,301.75
  4. Step 4: Simplify right side
    15,948,645.75x = 191,596,138,362,436.62
  5. Step 5: Solve for x
    x = 191,596,138,362,436.62/15,948,645.75
  6. Step 6: Final answer
    x = 12,013,317.08

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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.