Home / 33,220,516.40-49,830,774.60-31,785,625.70

Finding the Fourth Proportional to 33,220,516.40, 49,830,774.60 and 31,785,625.70

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Solution

The fourth proportional to 33,220,516.40, 49,830,774.60 and 31,785,625.70 is: 47,678,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,516.40 : 49,830,774.60 = 31,785,625.70 : x
  2. Step 2: Convert to fraction form
    33,220,516.40/49,830,774.60 = 31,785,625.70/x
  3. Step 3: Cross multiply
    33,220,516.40x = 49,830,774.60 × 31,785,625.70
  4. Step 4: Simplify right side
    33,220,516.40x = 1,583,902,349,776,667.25
  5. Step 5: Solve for x
    x = 1,583,902,349,776,667.25/33,220,516.40
  6. Step 6: Final answer
    x = 47,678,438.55

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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.