Home / 8,271,191.80-12,406,787.70-4,019,663.80

Finding the Fourth Proportional to 8,271,191.80, 12,406,787.70 and 4,019,663.80

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Solution

The fourth proportional to 8,271,191.80, 12,406,787.70 and 4,019,663.80 is: 6,029,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,191.80 : 12,406,787.70 = 4,019,663.80 : x
  2. Step 2: Convert to fraction form
    8,271,191.80/12,406,787.70 = 4,019,663.80/x
  3. Step 3: Cross multiply
    8,271,191.80x = 12,406,787.70 × 4,019,663.80
  4. Step 4: Simplify right side
    8,271,191.80x = 49,871,115,391,975.26
  5. Step 5: Solve for x
    x = 49,871,115,391,975.26/8,271,191.80
  6. Step 6: Final answer
    x = 6,029,495.70

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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.