Home / 6,403,819.84-9,605,019.82-1,611,510.40

Finding the Fourth Proportional to 6,403,819.84, 9,605,019.82 and 1,611,510.40

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Solution

The fourth proportional to 6,403,819.84, 9,605,019.82 and 1,611,510.40 is: 2,417,086.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,819.84 : 9,605,019.82 = 1,611,510.40 : x
  2. Step 2: Convert to fraction form
    6,403,819.84/9,605,019.82 = 1,611,510.40/x
  3. Step 3: Cross multiply
    6,403,819.84x = 9,605,019.82 × 1,611,510.40
  4. Step 4: Simplify right side
    6,403,819.84x = 15,478,589,332,136.13
  5. Step 5: Solve for x
    x = 15,478,589,332,136.13/6,403,819.84
  6. Step 6: Final answer
    x = 2,417,086.94

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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.