Home / 31,439,584.26-43,386,181.77-17,688,515.58

Finding the Fourth Proportional to 31,439,584.26, 43,386,181.77 and 17,688,515.58

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Solution

The fourth proportional to 31,439,584.26, 43,386,181.77 and 17,688,515.58 is: 24,409,901.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,439,584.26 : 43,386,181.77 = 17,688,515.58 : x
  2. Step 2: Convert to fraction form
    31,439,584.26/43,386,181.77 = 17,688,515.58/x
  3. Step 3: Cross multiply
    31,439,584.26x = 43,386,181.77 × 17,688,515.58
  4. Step 4: Simplify right side
    31,439,584.26x = 767,437,152,195,357
  5. Step 5: Solve for x
    x = 767,437,152,195,357/31,439,584.26
  6. Step 6: Final answer
    x = 24,409,901.41

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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.