Home / 42,888,472.56-64,306,751.40-17,299,588.32

Finding the Fourth Proportional to 42,888,472.56, 64,306,751.40 and 17,299,588.32

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Solution

The fourth proportional to 42,888,472.56, 64,306,751.40 and 17,299,588.32 is: 25,938,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,888,472.56 : 64,306,751.40 = 17,299,588.32 : x
  2. Step 2: Convert to fraction form
    42,888,472.56/64,306,751.40 = 17,299,588.32/x
  3. Step 3: Cross multiply
    42,888,472.56x = 64,306,751.40 × 17,299,588.32
  4. Step 4: Simplify right side
    42,888,472.56x = 1,112,480,325,416,583.62
  5. Step 5: Solve for x
    x = 1,112,480,325,416,583.62/42,888,472.56
  6. Step 6: Final answer
    x = 25,938,912.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.