Home / 16,679,740-23,017,885.68-9,436,396

Finding the Fourth Proportional to 16,679,740, 23,017,885.68 and 9,436,396

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Solution

The fourth proportional to 16,679,740, 23,017,885.68 and 9,436,396 is: 13,022,138.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679,740 : 23,017,885.68 = 9,436,396 : x
  2. Step 2: Convert to fraction form
    16,679,740/23,017,885.68 = 9,436,396/x
  3. Step 3: Cross multiply
    16,679,740x = 23,017,885.68 × 9,436,396
  4. Step 4: Simplify right side
    16,679,740x = 217,205,884,359,209.28
  5. Step 5: Solve for x
    x = 217,205,884,359,209.28/16,679,740
  6. Step 6: Final answer
    x = 13,022,138.50

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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.