Home / 16,237,686.79-22,408,005.88-9,711,315.24

Finding the Fourth Proportional to 16,237,686.79, 22,408,005.88 and 9,711,315.24

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Solution

The fourth proportional to 16,237,686.79, 22,408,005.88 and 9,711,315.24 is: 13,401,613.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,237,686.79 : 22,408,005.88 = 9,711,315.24 : x
  2. Step 2: Convert to fraction form
    16,237,686.79/22,408,005.88 = 9,711,315.24/x
  3. Step 3: Cross multiply
    16,237,686.79x = 22,408,005.88 × 9,711,315.24
  4. Step 4: Simplify right side
    16,237,686.79x = 217,611,209,000,453.59
  5. Step 5: Solve for x
    x = 217,611,209,000,453.59/16,237,686.79
  6. Step 6: Final answer
    x = 13,401,613.90

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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.