Home / 21,821,712.80-32,732,569.20-21,821,712.80

Finding the Fourth Proportional to 21,821,712.80, 32,732,569.20 and 21,821,712.80

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Solution

The fourth proportional to 21,821,712.80, 32,732,569.20 and 21,821,712.80 is: 32,732,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,821,712.80 : 32,732,569.20 = 21,821,712.80 : x
  2. Step 2: Convert to fraction form
    21,821,712.80/32,732,569.20 = 21,821,712.80/x
  3. Step 3: Cross multiply
    21,821,712.80x = 32,732,569.20 × 21,821,712.80
  4. Step 4: Simplify right side
    21,821,712.80x = 714,280,724,288,525.75
  5. Step 5: Solve for x
    x = 714,280,724,288,525.75/21,821,712.80
  6. Step 6: Final answer
    x = 32,732,569.20

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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.