Home / 21,515,251.80-32,272,877.70-8,050,330.20

Finding the Fourth Proportional to 21,515,251.80, 32,272,877.70 and 8,050,330.20

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Solution

The fourth proportional to 21,515,251.80, 32,272,877.70 and 8,050,330.20 is: 12,075,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,515,251.80 : 32,272,877.70 = 8,050,330.20 : x
  2. Step 2: Convert to fraction form
    21,515,251.80/32,272,877.70 = 8,050,330.20/x
  3. Step 3: Cross multiply
    21,515,251.80x = 32,272,877.70 × 8,050,330.20
  4. Step 4: Simplify right side
    21,515,251.80x = 259,807,321,989,216.53
  5. Step 5: Solve for x
    x = 259,807,321,989,216.53/21,515,251.80
  6. Step 6: Final answer
    x = 12,075,495.30

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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.