Home / 13,604,455.89-18,774,149.13-7,492,884.39

Finding the Fourth Proportional to 13,604,455.89, 18,774,149.13 and 7,492,884.39

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Solution

The fourth proportional to 13,604,455.89, 18,774,149.13 and 7,492,884.39 is: 10,340,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,455.89 : 18,774,149.13 = 7,492,884.39 : x
  2. Step 2: Convert to fraction form
    13,604,455.89/18,774,149.13 = 7,492,884.39/x
  3. Step 3: Cross multiply
    13,604,455.89x = 18,774,149.13 × 7,492,884.39
  4. Step 4: Simplify right side
    13,604,455.89x = 140,672,528,951,709.06
  5. Step 5: Solve for x
    x = 140,672,528,951,709.06/13,604,455.89
  6. Step 6: Final answer
    x = 10,340,180.46

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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.