Home / 18,051,212-24,910,526.16-9,791,253.60

Finding the Fourth Proportional to 18,051,212, 24,910,526.16 and 9,791,253.60

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Solution

The fourth proportional to 18,051,212, 24,910,526.16 and 9,791,253.60 is: 13,511,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,212 : 24,910,526.16 = 9,791,253.60 : x
  2. Step 2: Convert to fraction form
    18,051,212/24,910,526.16 = 9,791,253.60/x
  3. Step 3: Cross multiply
    18,051,212x = 24,910,526.16 × 9,791,253.60
  4. Step 4: Simplify right side
    18,051,212x = 243,905,278,941,994.16
  5. Step 5: Solve for x
    x = 243,905,278,941,994.16/18,051,212
  6. Step 6: Final answer
    x = 13,511,850.56

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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.