Home / 9,486,533.89-13,091,356.85-5,135,588.52

Finding the Fourth Proportional to 9,486,533.89, 13,091,356.85 and 5,135,588.52

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Solution

The fourth proportional to 9,486,533.89, 13,091,356.85 and 5,135,588.52 is: 7,087,079.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,533.89 : 13,091,356.85 = 5,135,588.52 : x
  2. Step 2: Convert to fraction form
    9,486,533.89/13,091,356.85 = 5,135,588.52/x
  3. Step 3: Cross multiply
    9,486,533.89x = 13,091,356.85 × 5,135,588.52
  4. Step 4: Simplify right side
    9,486,533.89x = 67,231,821,950,083.35
  5. Step 5: Solve for x
    x = 67,231,821,950,083.35/9,486,533.89
  6. Step 6: Final answer
    x = 7,087,079.72

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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.