Home / 9,392,062.80-14,105,201.40-8,216,331.60

Finding the Fourth Proportional to 9,392,062.80, 14,105,201.40 and 8,216,331.60

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Solution

The fourth proportional to 9,392,062.80, 14,105,201.40 and 8,216,331.60 is: 12,339,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392,062.80 : 14,105,201.40 = 8,216,331.60 : x
  2. Step 2: Convert to fraction form
    9,392,062.80/14,105,201.40 = 8,216,331.60/x
  3. Step 3: Cross multiply
    9,392,062.80x = 14,105,201.40 × 8,216,331.60
  4. Step 4: Simplify right side
    9,392,062.80x = 115,893,011,987,184.23
  5. Step 5: Solve for x
    x = 115,893,011,987,184.23/9,392,062.80
  6. Step 6: Final answer
    x = 12,339,463.06

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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.