Home / 13,548,809.64-18,697,122.66-7,353,723.39

Finding the Fourth Proportional to 13,548,809.64, 18,697,122.66 and 7,353,723.39

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Solution

The fourth proportional to 13,548,809.64, 18,697,122.66 and 7,353,723.39 is: 10,148,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,809.64 : 18,697,122.66 = 7,353,723.39 : x
  2. Step 2: Convert to fraction form
    13,548,809.64/18,697,122.66 = 7,353,723.39/x
  3. Step 3: Cross multiply
    13,548,809.64x = 18,697,122.66 × 7,353,723.39
  4. Step 4: Simplify right side
    13,548,809.64x = 137,493,468,230,541.02
  5. Step 5: Solve for x
    x = 137,493,468,230,541.02/13,548,809.64
  6. Step 6: Final answer
    x = 10,148,010.92

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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.