Home / 9,972,419.90-14,958,629.85-8,271,808.70

Finding the Fourth Proportional to 9,972,419.90, 14,958,629.85 and 8,271,808.70

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Solution

The fourth proportional to 9,972,419.90, 14,958,629.85 and 8,271,808.70 is: 12,407,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,419.90 : 14,958,629.85 = 8,271,808.70 : x
  2. Step 2: Convert to fraction form
    9,972,419.90/14,958,629.85 = 8,271,808.70/x
  3. Step 3: Cross multiply
    9,972,419.90x = 14,958,629.85 × 8,271,808.70
  4. Step 4: Simplify right side
    9,972,419.90x = 123,734,924,533,309.69
  5. Step 5: Solve for x
    x = 123,734,924,533,309.69/9,972,419.90
  6. Step 6: Final answer
    x = 12,407,713.05

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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.