Home / 8,303,721.90-12,455,582.85-7,463,913.90

Finding the Fourth Proportional to 8,303,721.90, 12,455,582.85 and 7,463,913.90

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Solution

The fourth proportional to 8,303,721.90, 12,455,582.85 and 7,463,913.90 is: 11,195,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,721.90 : 12,455,582.85 = 7,463,913.90 : x
  2. Step 2: Convert to fraction form
    8,303,721.90/12,455,582.85 = 7,463,913.90/x
  3. Step 3: Cross multiply
    8,303,721.90x = 12,455,582.85 × 7,463,913.90
  4. Step 4: Simplify right side
    8,303,721.90x = 92,967,397,966,716.61
  5. Step 5: Solve for x
    x = 92,967,397,966,716.61/8,303,721.90
  6. Step 6: Final answer
    x = 11,195,870.85

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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.