Home / 13,132,700.73-18,122,937.83-7,252,583.72

Finding the Fourth Proportional to 13,132,700.73, 18,122,937.83 and 7,252,583.72

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Solution

The fourth proportional to 13,132,700.73, 18,122,937.83 and 7,252,583.72 is: 10,008,461.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132,700.73 : 18,122,937.83 = 7,252,583.72 : x
  2. Step 2: Convert to fraction form
    13,132,700.73/18,122,937.83 = 7,252,583.72/x
  3. Step 3: Cross multiply
    13,132,700.73x = 18,122,937.83 × 7,252,583.72
  4. Step 4: Simplify right side
    13,132,700.73x = 131,438,123,864,430.11
  5. Step 5: Solve for x
    x = 131,438,123,864,430.11/13,132,700.73
  6. Step 6: Final answer
    x = 10,008,461.06

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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.