Home / 5,274,186.20-7,890,284.10-4,572,013.40

Finding the Fourth Proportional to 5,274,186.20, 7,890,284.10 and 4,572,013.40

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Solution

The fourth proportional to 5,274,186.20, 7,890,284.10 and 4,572,013.40 is: 6,839,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274,186.20 : 7,890,284.10 = 4,572,013.40 : x
  2. Step 2: Convert to fraction form
    5,274,186.20/7,890,284.10 = 4,572,013.40/x
  3. Step 3: Cross multiply
    5,274,186.20x = 7,890,284.10 × 4,572,013.40
  4. Step 4: Simplify right side
    5,274,186.20x = 36,074,484,635,006.94
  5. Step 5: Solve for x
    x = 36,074,484,635,006.94/5,274,186.20
  6. Step 6: Final answer
    x = 6,839,820.07

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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.