Home / 6,474,147.80-9,712,388.10-2,688,013.40

Finding the Fourth Proportional to 6,474,147.80, 9,712,388.10 and 2,688,013.40

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Solution

The fourth proportional to 6,474,147.80, 9,712,388.10 and 2,688,013.40 is: 4,032,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,147.80 : 9,712,388.10 = 2,688,013.40 : x
  2. Step 2: Convert to fraction form
    6,474,147.80/9,712,388.10 = 2,688,013.40/x
  3. Step 3: Cross multiply
    6,474,147.80x = 9,712,388.10 × 2,688,013.40
  4. Step 4: Simplify right side
    6,474,147.80x = 26,107,029,358,800.54
  5. Step 5: Solve for x
    x = 26,107,029,358,800.54/6,474,147.80
  6. Step 6: Final answer
    x = 4,032,504.38

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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.