Home / 31,018,143.93-46,527,274.21-12,802,358.49

Finding the Fourth Proportional to 31,018,143.93, 46,527,274.21 and 12,802,358.49

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Solution

The fourth proportional to 31,018,143.93, 46,527,274.21 and 12,802,358.49 is: 19,203,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,018,143.93 : 46,527,274.21 = 12,802,358.49 : x
  2. Step 2: Convert to fraction form
    31,018,143.93/46,527,274.21 = 12,802,358.49/x
  3. Step 3: Cross multiply
    31,018,143.93x = 46,527,274.21 × 12,802,358.49
  4. Step 4: Simplify right side
    31,018,143.93x = 595,658,843,998,951.62
  5. Step 5: Solve for x
    x = 595,658,843,998,951.62/31,018,143.93
  6. Step 6: Final answer
    x = 19,203,561.80

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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.