Home / 21,587,319.11-32,371,761.49-12,495,692.21

Finding the Fourth Proportional to 21,587,319.11, 32,371,761.49 and 12,495,692.21

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Solution

The fourth proportional to 21,587,319.11, 32,371,761.49 and 12,495,692.21 is: 18,738,203.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,587,319.11 : 32,371,761.49 = 12,495,692.21 : x
  2. Step 2: Convert to fraction form
    21,587,319.11/32,371,761.49 = 12,495,692.21/x
  3. Step 3: Cross multiply
    21,587,319.11x = 32,371,761.49 × 12,495,692.21
  4. Step 4: Simplify right side
    21,587,319.11x = 404,507,567,704,902.38
  5. Step 5: Solve for x
    x = 404,507,567,704,902.38/21,587,319.11
  6. Step 6: Final answer
    x = 18,738,203.00

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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.