Home / 5,186,254.86-7,156,843.88-2,863,097.57

Finding the Fourth Proportional to 5,186,254.86, 7,156,843.88 and 2,863,097.57

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Solution

The fourth proportional to 5,186,254.86, 7,156,843.88 and 2,863,097.57 is: 3,950,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,254.86 : 7,156,843.88 = 2,863,097.57 : x
  2. Step 2: Convert to fraction form
    5,186,254.86/7,156,843.88 = 2,863,097.57/x
  3. Step 3: Cross multiply
    5,186,254.86x = 7,156,843.88 × 2,863,097.57
  4. Step 4: Simplify right side
    5,186,254.86x = 20,490,742,271,597.66
  5. Step 5: Solve for x
    x = 20,490,742,271,597.66/5,186,254.86
  6. Step 6: Final answer
    x = 3,950,970.95

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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.