Home / 60,428,435.49-90,669,444.80-31,667,733.09

Finding the Fourth Proportional to 60,428,435.49, 90,669,444.80 and 31,667,733.09

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Solution

The fourth proportional to 60,428,435.49, 90,669,444.80 and 31,667,733.09 is: 47,515,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,428,435.49 : 90,669,444.80 = 31,667,733.09 : x
  2. Step 2: Convert to fraction form
    60,428,435.49/90,669,444.80 = 31,667,733.09/x
  3. Step 3: Cross multiply
    60,428,435.49x = 90,669,444.80 × 31,667,733.09
  4. Step 4: Simplify right side
    60,428,435.49x = 2,871,295,777,186,550
  5. Step 5: Solve for x
    x = 2,871,295,777,186,550/60,428,435.49
  6. Step 6: Final answer
    x = 47,515,639.85

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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.