Home / 8,520,839.91-11,758,852.62-4,653,474.93

Finding the Fourth Proportional to 8,520,839.91, 11,758,852.62 and 4,653,474.93

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Solution

The fourth proportional to 8,520,839.91, 11,758,852.62 and 4,653,474.93 is: 6,421,846.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,839.91 : 11,758,852.62 = 4,653,474.93 : x
  2. Step 2: Convert to fraction form
    8,520,839.91/11,758,852.62 = 4,653,474.93/x
  3. Step 3: Cross multiply
    8,520,839.91x = 11,758,852.62 × 4,653,474.93
  4. Step 4: Simplify right side
    8,520,839.91x = 54,719,525,872,734.81
  5. Step 5: Solve for x
    x = 54,719,525,872,734.81/8,520,839.91
  6. Step 6: Final answer
    x = 6,421,846.49

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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.