Home / 21,562,406.65-32,344,266.59-8,431,300.19

Finding the Fourth Proportional to 21,562,406.65, 32,344,266.59 and 8,431,300.19

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Solution

The fourth proportional to 21,562,406.65, 32,344,266.59 and 8,431,300.19 is: 12,647,207.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562,406.65 : 32,344,266.59 = 8,431,300.19 : x
  2. Step 2: Convert to fraction form
    21,562,406.65/32,344,266.59 = 8,431,300.19/x
  3. Step 3: Cross multiply
    21,562,406.65x = 32,344,266.59 × 8,431,300.19
  4. Step 4: Simplify right side
    21,562,406.65x = 272,704,220,985,464
  5. Step 5: Solve for x
    x = 272,704,220,985,464/21,562,406.65
  6. Step 6: Final answer
    x = 12,647,207.03

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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.