Home / 21,506,496.40-32,259,744.60-13,543,872.40

Finding the Fourth Proportional to 21,506,496.40, 32,259,744.60 and 13,543,872.40

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Solution

The fourth proportional to 21,506,496.40, 32,259,744.60 and 13,543,872.40 is: 20,315,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506,496.40 : 32,259,744.60 = 13,543,872.40 : x
  2. Step 2: Convert to fraction form
    21,506,496.40/32,259,744.60 = 13,543,872.40/x
  3. Step 3: Cross multiply
    21,506,496.40x = 32,259,744.60 × 13,543,872.40
  4. Step 4: Simplify right side
    21,506,496.40x = 436,921,864,518,989.06
  5. Step 5: Solve for x
    x = 436,921,864,518,989.06/21,506,496.40
  6. Step 6: Final answer
    x = 20,315,808.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.