Home / 21,707,771.29-32,554,743.74-7,131,307.29

Finding the Fourth Proportional to 21,707,771.29, 32,554,743.74 and 7,131,307.29

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Solution

The fourth proportional to 21,707,771.29, 32,554,743.74 and 7,131,307.29 is: 10,694,689.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,707,771.29 : 32,554,743.74 = 7,131,307.29 : x
  2. Step 2: Convert to fraction form
    21,707,771.29/32,554,743.74 = 7,131,307.29/x
  3. Step 3: Cross multiply
    21,707,771.29x = 32,554,743.74 × 7,131,307.29
  4. Step 4: Simplify right side
    21,707,771.29x = 232,157,881,357,143.84
  5. Step 5: Solve for x
    x = 232,157,881,357,143.84/21,707,771.29
  6. Step 6: Final answer
    x = 10,694,689.85

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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.