Home / 8,234,669.80-12,352,004.70-7,772,775.40

Finding the Fourth Proportional to 8,234,669.80, 12,352,004.70 and 7,772,775.40

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Solution

The fourth proportional to 8,234,669.80, 12,352,004.70 and 7,772,775.40 is: 11,659,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234,669.80 : 12,352,004.70 = 7,772,775.40 : x
  2. Step 2: Convert to fraction form
    8,234,669.80/12,352,004.70 = 7,772,775.40/x
  3. Step 3: Cross multiply
    8,234,669.80x = 12,352,004.70 × 7,772,775.40
  4. Step 4: Simplify right side
    8,234,669.80x = 96,009,358,272,844.38
  5. Step 5: Solve for x
    x = 96,009,358,272,844.38/8,234,669.80
  6. Step 6: Final answer
    x = 11,659,163.10

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Similar ratio
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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.