Home / 12,068,484.24-18,090,768.60-5,667,278.16

Finding the Fourth Proportional to 12,068,484.24, 18,090,768.60 and 5,667,278.16

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Solution

The fourth proportional to 12,068,484.24, 18,090,768.60 and 5,667,278.16 is: 8,495,301.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,484.24 : 18,090,768.60 = 5,667,278.16 : x
  2. Step 2: Convert to fraction form
    12,068,484.24/18,090,768.60 = 5,667,278.16/x
  3. Step 3: Cross multiply
    12,068,484.24x = 18,090,768.60 × 5,667,278.16
  4. Step 4: Simplify right side
    12,068,484.24x = 102,525,417,784,393.78
  5. Step 5: Solve for x
    x = 102,525,417,784,393.78/12,068,484.24
  6. Step 6: Final answer
    x = 8,495,301.96

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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.