Home / 7,204,411.84-9,942,166.76-3,941,156.40

Finding the Fourth Proportional to 7,204,411.84, 9,942,166.76 and 3,941,156.40

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Solution

The fourth proportional to 7,204,411.84, 9,942,166.76 and 3,941,156.40 is: 5,438,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204,411.84 : 9,942,166.76 = 3,941,156.40 : x
  2. Step 2: Convert to fraction form
    7,204,411.84/9,942,166.76 = 3,941,156.40/x
  3. Step 3: Cross multiply
    7,204,411.84x = 9,942,166.76 × 3,941,156.40
  4. Step 4: Simplify right side
    7,204,411.84x = 39,183,634,156,041.27
  5. Step 5: Solve for x
    x = 39,183,634,156,041.27/7,204,411.84
  6. Step 6: Final answer
    x = 5,438,838.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.