Home / 13,365,126.59-18,443,882.25-7,253,555.09

Finding the Fourth Proportional to 13,365,126.59, 18,443,882.25 and 7,253,555.09

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Solution

The fourth proportional to 13,365,126.59, 18,443,882.25 and 7,253,555.09 is: 10,009,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,126.59 : 18,443,882.25 = 7,253,555.09 : x
  2. Step 2: Convert to fraction form
    13,365,126.59/18,443,882.25 = 7,253,555.09/x
  3. Step 3: Cross multiply
    13,365,126.59x = 18,443,882.25 × 7,253,555.09
  4. Step 4: Simplify right side
    13,365,126.59x = 133,783,715,881,628.73
  5. Step 5: Solve for x
    x = 133,783,715,881,628.73/13,365,126.59
  6. Step 6: Final answer
    x = 10,009,910.12

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1.5x scale

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.