Home / 14,958,803.76-20,638,548-9,151,531.44

Finding the Fourth Proportional to 14,958,803.76, 20,638,548 and 9,151,531.44

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Solution

The fourth proportional to 14,958,803.76, 20,638,548 and 9,151,531.44 is: 12,626,298.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,958,803.76 : 20,638,548 = 9,151,531.44 : x
  2. Step 2: Convert to fraction form
    14,958,803.76/20,638,548 = 9,151,531.44/x
  3. Step 3: Cross multiply
    14,958,803.76x = 20,638,548 × 9,151,531.44
  4. Step 4: Simplify right side
    14,958,803.76x = 188,874,320,897,949.09
  5. Step 5: Solve for x
    x = 188,874,320,897,949.09/14,958,803.76
  6. Step 6: Final answer
    x = 12,626,298.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.