Home / 33,220,513.40-49,830,770.10-31,785,622.70

Finding the Fourth Proportional to 33,220,513.40, 49,830,770.10 and 31,785,622.70

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Solution

The fourth proportional to 33,220,513.40, 49,830,770.10 and 31,785,622.70 is: 47,678,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,513.40 : 49,830,770.10 = 31,785,622.70 : x
  2. Step 2: Convert to fraction form
    33,220,513.40/49,830,770.10 = 31,785,622.70/x
  3. Step 3: Cross multiply
    33,220,513.40x = 49,830,770.10 × 31,785,622.70
  4. Step 4: Simplify right side
    33,220,513.40x = 1,583,902,057,249,041.25
  5. Step 5: Solve for x
    x = 1,583,902,057,249,041.25/33,220,513.40
  6. Step 6: Final answer
    x = 47,678,434.05

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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.