Home / 19,937,461.71-27,518,815.98-12,985,462.56

Finding the Fourth Proportional to 19,937,461.71, 27,518,815.98 and 12,985,462.56

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Solution

The fourth proportional to 19,937,461.71, 27,518,815.98 and 12,985,462.56 is: 17,923,272.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937,461.71 : 27,518,815.98 = 12,985,462.56 : x
  2. Step 2: Convert to fraction form
    19,937,461.71/27,518,815.98 = 12,985,462.56/x
  3. Step 3: Cross multiply
    19,937,461.71x = 27,518,815.98 × 12,985,462.56
  4. Step 4: Simplify right side
    19,937,461.71x = 357,344,554,603,819.75
  5. Step 5: Solve for x
    x = 357,344,554,603,819.75/19,937,461.71
  6. Step 6: Final answer
    x = 17,923,272.27

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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.