Home / 9,135,257.10-12,605,637.69-5,059,855.50

Finding the Fourth Proportional to 9,135,257.10, 12,605,637.69 and 5,059,855.50

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Solution

The fourth proportional to 9,135,257.10, 12,605,637.69 and 5,059,855.50 is: 6,982,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135,257.10 : 12,605,637.69 = 5,059,855.50 : x
  2. Step 2: Convert to fraction form
    9,135,257.10/12,605,637.69 = 5,059,855.50/x
  3. Step 3: Cross multiply
    9,135,257.10x = 12,605,637.69 × 5,059,855.50
  4. Step 4: Simplify right side
    9,135,257.10x = 63,782,705,196,753.79
  5. Step 5: Solve for x
    x = 63,782,705,196,753.79/9,135,257.10
  6. Step 6: Final answer
    x = 6,982,037.23

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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.