Home / 21,570,317.10-32,373,846.45-8,799,986.70

Finding the Fourth Proportional to 21,570,317.10, 32,373,846.45 and 8,799,986.70

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Solution

The fourth proportional to 21,570,317.10, 32,373,846.45 and 8,799,986.70 is: 13,207,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,570,317.10 : 32,373,846.45 = 8,799,986.70 : x
  2. Step 2: Convert to fraction form
    21,570,317.10/32,373,846.45 = 8,799,986.70/x
  3. Step 3: Cross multiply
    21,570,317.10x = 32,373,846.45 × 8,799,986.70
  4. Step 4: Simplify right side
    21,570,317.10x = 284,889,418,187,842.19
  5. Step 5: Solve for x
    x = 284,889,418,187,842.19/21,570,317.10
  6. Step 6: Final answer
    x = 13,207,474.74

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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.