Home / 12,947,316.48-17,873,343.36-7,513,758.72

Finding the Fourth Proportional to 12,947,316.48, 17,873,343.36 and 7,513,758.72

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Solution

The fourth proportional to 12,947,316.48, 17,873,343.36 and 7,513,758.72 is: 10,372,496.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,947,316.48 : 17,873,343.36 = 7,513,758.72 : x
  2. Step 2: Convert to fraction form
    12,947,316.48/17,873,343.36 = 7,513,758.72/x
  3. Step 3: Cross multiply
    12,947,316.48x = 17,873,343.36 × 7,513,758.72
  4. Step 4: Simplify right side
    12,947,316.48x = 134,295,989,526,754.09
  5. Step 5: Solve for x
    x = 134,295,989,526,754.09/12,947,316.48
  6. Step 6: Final answer
    x = 10,372,496.09

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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.