Home / 16,247,497.46-22,421,500.25-8,905,307.88

Finding the Fourth Proportional to 16,247,497.46, 22,421,500.25 and 8,905,307.88

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Solution

The fourth proportional to 16,247,497.46, 22,421,500.25 and 8,905,307.88 is: 12,289,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247,497.46 : 22,421,500.25 = 8,905,307.88 : x
  2. Step 2: Convert to fraction form
    16,247,497.46/22,421,500.25 = 8,905,307.88/x
  3. Step 3: Cross multiply
    16,247,497.46x = 22,421,500.25 × 8,905,307.88
  4. Step 4: Simplify right side
    16,247,497.46x = 199,670,362,897,301.03
  5. Step 5: Solve for x
    x = 199,670,362,897,301.03/16,247,497.46
  6. Step 6: Final answer
    x = 12,289,299.53

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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.