Home / 13,952,782.05-20,929,173.08-10,365,555.30

Finding the Fourth Proportional to 13,952,782.05, 20,929,173.08 and 10,365,555.30

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Solution

The fourth proportional to 13,952,782.05, 20,929,173.08 and 10,365,555.30 is: 15,548,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952,782.05 : 20,929,173.08 = 10,365,555.30 : x
  2. Step 2: Convert to fraction form
    13,952,782.05/20,929,173.08 = 10,365,555.30/x
  3. Step 3: Cross multiply
    13,952,782.05x = 20,929,173.08 × 10,365,555.30
  4. Step 4: Simplify right side
    13,952,782.05x = 216,942,500,944,011.31
  5. Step 5: Solve for x
    x = 216,942,500,944,011.31/13,952,782.05
  6. Step 6: Final answer
    x = 15,548,332.95

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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.