Home / 9,291,548.27-12,822,700.21-6,357,519.05

Finding the Fourth Proportional to 9,291,548.27, 12,822,700.21 and 6,357,519.05

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Solution

The fourth proportional to 9,291,548.27, 12,822,700.21 and 6,357,519.05 is: 8,773,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291,548.27 : 12,822,700.21 = 6,357,519.05 : x
  2. Step 2: Convert to fraction form
    9,291,548.27/12,822,700.21 = 6,357,519.05/x
  3. Step 3: Cross multiply
    9,291,548.27x = 12,822,700.21 × 6,357,519.05
  4. Step 4: Simplify right side
    9,291,548.27x = 81,520,560,777,506.70
  5. Step 5: Solve for x
    x = 81,520,560,777,506.70/9,291,548.27
  6. Step 6: Final answer
    x = 8,773,625.06

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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.