Home / 21,787,354.80-32,681,032.20-14,481,025.20

Finding the Fourth Proportional to 21,787,354.80, 32,681,032.20 and 14,481,025.20

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Solution

The fourth proportional to 21,787,354.80, 32,681,032.20 and 14,481,025.20 is: 21,721,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,787,354.80 : 32,681,032.20 = 14,481,025.20 : x
  2. Step 2: Convert to fraction form
    21,787,354.80/32,681,032.20 = 14,481,025.20/x
  3. Step 3: Cross multiply
    21,787,354.80x = 32,681,032.20 × 14,481,025.20
  4. Step 4: Simplify right side
    21,787,354.80x = 473,254,850,850,211.38
  5. Step 5: Solve for x
    x = 473,254,850,850,211.38/21,787,354.80
  6. Step 6: Final answer
    x = 21,721,537.80

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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.