Home / 8,264,170.13-12,389,155.47-2,872,120.01

Finding the Fourth Proportional to 8,264,170.13, 12,389,155.47 and 2,872,120.01

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Solution

The fourth proportional to 8,264,170.13, 12,389,155.47 and 2,872,120.01 is: 4,305,712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264,170.13 : 12,389,155.47 = 2,872,120.01 : x
  2. Step 2: Convert to fraction form
    8,264,170.13/12,389,155.47 = 2,872,120.01/x
  3. Step 3: Cross multiply
    8,264,170.13x = 12,389,155.47 × 2,872,120.01
  4. Step 4: Simplify right side
    8,264,170.13x = 35,583,141,270,442.18
  5. Step 5: Solve for x
    x = 35,583,141,270,442.18/8,264,170.13
  6. Step 6: Final answer
    x = 4,305,712.58

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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.