Home / 9,486,349.61-13,091,159.60-5,135,432.73

Finding the Fourth Proportional to 9,486,349.61, 13,091,159.60 and 5,135,432.73

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Solution

The fourth proportional to 9,486,349.61, 13,091,159.60 and 5,135,432.73 is: 7,086,895.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,349.61 : 13,091,159.60 = 5,135,432.73 : x
  2. Step 2: Convert to fraction form
    9,486,349.61/13,091,159.60 = 5,135,432.73/x
  3. Step 3: Cross multiply
    9,486,349.61x = 13,091,159.60 × 5,135,432.73
  4. Step 4: Simplify right side
    9,486,349.61x = 67,228,769,457,816.55
  5. Step 5: Solve for x
    x = 67,228,769,457,816.55/9,486,349.61
  6. Step 6: Final answer
    x = 7,086,895.62

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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.