Home / 21,806,126.96-30,092,654.16-12,016,922.40

Finding the Fourth Proportional to 21,806,126.96, 30,092,654.16 and 12,016,922.40

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Solution

The fourth proportional to 21,806,126.96, 30,092,654.16 and 12,016,922.40 is: 16,583,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,126.96 : 30,092,654.16 = 12,016,922.40 : x
  2. Step 2: Convert to fraction form
    21,806,126.96/30,092,654.16 = 12,016,922.40/x
  3. Step 3: Cross multiply
    21,806,126.96x = 30,092,654.16 × 12,016,922.40
  4. Step 4: Simplify right side
    21,806,126.96x = 361,621,089,850,757.19
  5. Step 5: Solve for x
    x = 361,621,089,850,757.19/21,806,126.96
  6. Step 6: Final answer
    x = 16,583,462.55

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1.5x scale

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.