Home / 8,703,651.84-13,044,422.40-4,919,262.72

Finding the Fourth Proportional to 8,703,651.84, 13,044,422.40 and 4,919,262.72

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Solution

The fourth proportional to 8,703,651.84, 13,044,422.40 and 4,919,262.72 is: 7,372,645.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,651.84 : 13,044,422.40 = 4,919,262.72 : x
  2. Step 2: Convert to fraction form
    8,703,651.84/13,044,422.40 = 4,919,262.72/x
  3. Step 3: Cross multiply
    8,703,651.84x = 13,044,422.40 × 4,919,262.72
  4. Step 4: Simplify right side
    8,703,651.84x = 64,168,940,816,252.93
  5. Step 5: Solve for x
    x = 64,168,940,816,252.93/8,703,651.84
  6. Step 6: Final answer
    x = 7,372,645.64

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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.