Home / 10,872,002.94-15,003,373.59-5,977,308.30

Finding the Fourth Proportional to 10,872,002.94, 15,003,373.59 and 5,977,308.30

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Solution

The fourth proportional to 10,872,002.94, 15,003,373.59 and 5,977,308.30 is: 8,248,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,002.94 : 15,003,373.59 = 5,977,308.30 : x
  2. Step 2: Convert to fraction form
    10,872,002.94/15,003,373.59 = 5,977,308.30/x
  3. Step 3: Cross multiply
    10,872,002.94x = 15,003,373.59 × 5,977,308.30
  4. Step 4: Simplify right side
    10,872,002.94x = 89,679,789,487,507.80
  5. Step 5: Solve for x
    x = 89,679,789,487,507.80/10,872,002.94
  6. Step 6: Final answer
    x = 8,248,690.70

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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.