Home / 21,859,230.30-32,809,840.65-11,088,692.70

Finding the Fourth Proportional to 21,859,230.30, 32,809,840.65 and 11,088,692.70

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Solution

The fourth proportional to 21,859,230.30, 32,809,840.65 and 11,088,692.70 is: 16,643,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,859,230.30 : 32,809,840.65 = 11,088,692.70 : x
  2. Step 2: Convert to fraction form
    21,859,230.30/32,809,840.65 = 11,088,692.70/x
  3. Step 3: Cross multiply
    21,859,230.30x = 32,809,840.65 × 11,088,692.70
  4. Step 4: Simplify right side
    21,859,230.30x = 363,818,240,503,818.19
  5. Step 5: Solve for x
    x = 363,818,240,503,818.19/21,859,230.30
  6. Step 6: Final answer
    x = 16,643,689.44

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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.