Home / 8,623,429.58-12,908,239.20-6,351,519.32

Finding the Fourth Proportional to 8,623,429.58, 12,908,239.20 and 6,351,519.32

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Solution

The fourth proportional to 8,623,429.58, 12,908,239.20 and 6,351,519.32 is: 9,507,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623,429.58 : 12,908,239.20 = 6,351,519.32 : x
  2. Step 2: Convert to fraction form
    8,623,429.58/12,908,239.20 = 6,351,519.32/x
  3. Step 3: Cross multiply
    8,623,429.58x = 12,908,239.20 × 6,351,519.32
  4. Step 4: Simplify right side
    8,623,429.58x = 81,986,930,665,981.34
  5. Step 5: Solve for x
    x = 81,986,930,665,981.34/8,623,429.58
  6. Step 6: Final answer
    x = 9,507,462.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.