Home / 16,412,439.84-22,647,980.88-9,070,185.12

Finding the Fourth Proportional to 16,412,439.84, 22,647,980.88 and 9,070,185.12

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Solution

The fourth proportional to 16,412,439.84, 22,647,980.88 and 9,070,185.12 is: 12,516,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,412,439.84 : 22,647,980.88 = 9,070,185.12 : x
  2. Step 2: Convert to fraction form
    16,412,439.84/22,647,980.88 = 9,070,185.12/x
  3. Step 3: Cross multiply
    16,412,439.84x = 22,647,980.88 × 9,070,185.12
  4. Step 4: Simplify right side
    16,412,439.84x = 205,421,379,175,820.47
  5. Step 5: Solve for x
    x = 205,421,379,175,820.47/16,412,439.84
  6. Step 6: Final answer
    x = 12,516,199.98

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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.