Home / 90,528,692.49-135,791,711.15-22,371,385.05

Finding the Fourth Proportional to 90,528,692.49, 135,791,711.15 and 22,371,385.05

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Solution

The fourth proportional to 90,528,692.49, 135,791,711.15 and 22,371,385.05 is: 33,556,749.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,528,692.49 : 135,791,711.15 = 22,371,385.05 : x
  2. Step 2: Convert to fraction form
    90,528,692.49/135,791,711.15 = 22,371,385.05/x
  3. Step 3: Cross multiply
    90,528,692.49x = 135,791,711.15 × 22,371,385.05
  4. Step 4: Simplify right side
    90,528,692.49x = 3,037,848,656,623,171.50
  5. Step 5: Solve for x
    x = 3,037,848,656,623,171.50/90,528,692.49
  6. Step 6: Final answer
    x = 33,556,749.50

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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.