Home / 7,665,554.41-11,506,306.87-5,646,078.61

Finding the Fourth Proportional to 7,665,554.41, 11,506,306.87 and 5,646,078.61

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Solution

The fourth proportional to 7,665,554.41, 11,506,306.87 and 5,646,078.61 is: 8,474,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,554.41 : 11,506,306.87 = 5,646,078.61 : x
  2. Step 2: Convert to fraction form
    7,665,554.41/11,506,306.87 = 5,646,078.61/x
  3. Step 3: Cross multiply
    7,665,554.41x = 11,506,306.87 × 5,646,078.61
  4. Step 4: Simplify right side
    7,665,554.41x = 64,965,513,077,094.88
  5. Step 5: Solve for x
    x = 64,965,513,077,094.88/7,665,554.41
  6. Step 6: Final answer
    x = 8,474,992.10

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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.