Home / 37,242,172.92-51,386,496.21-21,769,264.56

Finding the Fourth Proportional to 37,242,172.92, 51,386,496.21 and 21,769,264.56

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Solution

The fourth proportional to 37,242,172.92, 51,386,496.21 and 21,769,264.56 is: 30,037,082.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,242,172.92 : 51,386,496.21 = 21,769,264.56 : x
  2. Step 2: Convert to fraction form
    37,242,172.92/51,386,496.21 = 21,769,264.56/x
  3. Step 3: Cross multiply
    37,242,172.92x = 51,386,496.21 × 21,769,264.56
  4. Step 4: Simplify right side
    37,242,172.92x = 1,118,646,230,806,927.25
  5. Step 5: Solve for x
    x = 1,118,646,230,806,927.25/37,242,172.92
  6. Step 6: Final answer
    x = 30,037,082.78

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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.