Home / 31,684,125.52-47,518,578.60-14,628,411.28

Finding the Fourth Proportional to 31,684,125.52, 47,518,578.60 and 14,628,411.28

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Solution

The fourth proportional to 31,684,125.52, 47,518,578.60 and 14,628,411.28 is: 21,939,103.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,684,125.52 : 47,518,578.60 = 14,628,411.28 : x
  2. Step 2: Convert to fraction form
    31,684,125.52/47,518,578.60 = 14,628,411.28/x
  3. Step 3: Cross multiply
    31,684,125.52x = 47,518,578.60 × 14,628,411.28
  4. Step 4: Simplify right side
    31,684,125.52x = 695,121,311,201,806.62
  5. Step 5: Solve for x
    x = 695,121,311,201,806.62/31,684,125.52
  6. Step 6: Final answer
    x = 21,939,103.57

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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.