Home / 10,842,821.20-16,264,231.80-5,971,934.80

Finding the Fourth Proportional to 10,842,821.20, 16,264,231.80 and 5,971,934.80

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Solution

The fourth proportional to 10,842,821.20, 16,264,231.80 and 5,971,934.80 is: 8,957,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842,821.20 : 16,264,231.80 = 5,971,934.80 : x
  2. Step 2: Convert to fraction form
    10,842,821.20/16,264,231.80 = 5,971,934.80/x
  3. Step 3: Cross multiply
    10,842,821.20x = 16,264,231.80 × 5,971,934.80
  4. Step 4: Simplify right side
    10,842,821.20x = 97,128,931,881,686.64
  5. Step 5: Solve for x
    x = 97,128,931,881,686.64/10,842,821.20
  6. Step 6: Final answer
    x = 8,957,902.20

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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.