Home / 5,186,253.05-7,156,841.38-2,863,095.74

Finding the Fourth Proportional to 5,186,253.05, 7,156,841.38 and 2,863,095.74

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Solution

The fourth proportional to 5,186,253.05, 7,156,841.38 and 2,863,095.74 is: 3,950,968.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,253.05 : 7,156,841.38 = 2,863,095.74 : x
  2. Step 2: Convert to fraction form
    5,186,253.05/7,156,841.38 = 2,863,095.74/x
  3. Step 3: Cross multiply
    5,186,253.05x = 7,156,841.38 × 2,863,095.74
  4. Step 4: Simplify right side
    5,186,253.05x = 20,490,722,066,933.72
  5. Step 5: Solve for x
    x = 20,490,722,066,933.72/5,186,253.05
  6. Step 6: Final answer
    x = 3,950,968.43

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1.5x scale

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.