Home / 21,723,063.93-29,974,499.10-12,553,937.37

Finding the Fourth Proportional to 21,723,063.93, 29,974,499.10 and 12,553,937.37

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Solution

The fourth proportional to 21,723,063.93, 29,974,499.10 and 12,553,937.37 is: 17,322,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,723,063.93 : 29,974,499.10 = 12,553,937.37 : x
  2. Step 2: Convert to fraction form
    21,723,063.93/29,974,499.10 = 12,553,937.37/x
  3. Step 3: Cross multiply
    21,723,063.93x = 29,974,499.10 × 12,553,937.37
  4. Step 4: Simplify right side
    21,723,063.93x = 376,297,984,398,521.38
  5. Step 5: Solve for x
    x = 376,297,984,398,521.38/21,723,063.93
  6. Step 6: Final answer
    x = 17,322,509.64

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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.