Home / 13,308,943.35-19,963,350.23-5,216,200.95

Finding the Fourth Proportional to 13,308,943.35, 19,963,350.23 and 5,216,200.95

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Solution

The fourth proportional to 13,308,943.35, 19,963,350.23 and 5,216,200.95 is: 7,824,276.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,943.35 : 19,963,350.23 = 5,216,200.95 : x
  2. Step 2: Convert to fraction form
    13,308,943.35/19,963,350.23 = 5,216,200.95/x
  3. Step 3: Cross multiply
    13,308,943.35x = 19,963,350.23 × 5,216,200.95
  4. Step 4: Simplify right side
    13,308,943.35x = 104,132,846,408,827.72
  5. Step 5: Solve for x
    x = 104,132,846,408,827.72/13,308,943.35
  6. Step 6: Final answer
    x = 7,824,276.03

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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.