Home / 126,327,666.06-189,509,573.43-38,896,579.53

Finding the Fourth Proportional to 126,327,666.06, 189,509,573.43 and 38,896,579.53

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Solution

The fourth proportional to 126,327,666.06, 189,509,573.43 and 38,896,579.53 is: 58,350,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,327,666.06 : 189,509,573.43 = 38,896,579.53 : x
  2. Step 2: Convert to fraction form
    126,327,666.06/189,509,573.43 = 38,896,579.53/x
  3. Step 3: Cross multiply
    126,327,666.06x = 189,509,573.43 × 38,896,579.53
  4. Step 4: Simplify right side
    126,327,666.06x = 7,371,274,194,616,370
  5. Step 5: Solve for x
    x = 7,371,274,194,616,370/126,327,666.06
  6. Step 6: Final answer
    x = 58,350,434.43

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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.