Home / 30,866,228.77-46,317,279.38-13,826,901.71

Finding the Fourth Proportional to 30,866,228.77, 46,317,279.38 and 13,826,901.71

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Solution

The fourth proportional to 30,866,228.77, 46,317,279.38 and 13,826,901.71 is: 20,748,387.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,866,228.77 : 46,317,279.38 = 13,826,901.71 : x
  2. Step 2: Convert to fraction form
    30,866,228.77/46,317,279.38 = 13,826,901.71/x
  3. Step 3: Cross multiply
    30,866,228.77x = 46,317,279.38 × 13,826,901.71
  4. Step 4: Simplify right side
    30,866,228.77x = 640,424,469,365,172.88
  5. Step 5: Solve for x
    x = 640,424,469,365,172.88/30,866,228.77
  6. Step 6: Final answer
    x = 20,748,387.31

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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.