Home / 21,644,830.80-32,467,246.20-10,307,422.80

Finding the Fourth Proportional to 21,644,830.80, 32,467,246.20 and 10,307,422.80

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Solution

The fourth proportional to 21,644,830.80, 32,467,246.20 and 10,307,422.80 is: 15,461,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,644,830.80 : 32,467,246.20 = 10,307,422.80 : x
  2. Step 2: Convert to fraction form
    21,644,830.80/32,467,246.20 = 10,307,422.80/x
  3. Step 3: Cross multiply
    21,644,830.80x = 32,467,246.20 × 10,307,422.80
  4. Step 4: Simplify right side
    21,644,830.80x = 334,653,633,735,093.38
  5. Step 5: Solve for x
    x = 334,653,633,735,093.38/21,644,830.80
  6. Step 6: Final answer
    x = 15,461,134.20

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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.