Home / 13,952,784.05-20,929,176.08-10,365,557.30

Finding the Fourth Proportional to 13,952,784.05, 20,929,176.08 and 10,365,557.30

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Solution

The fourth proportional to 13,952,784.05, 20,929,176.08 and 10,365,557.30 is: 15,548,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952,784.05 : 20,929,176.08 = 10,365,557.30 : x
  2. Step 2: Convert to fraction form
    13,952,784.05/20,929,176.08 = 10,365,557.30/x
  3. Step 3: Cross multiply
    13,952,784.05x = 20,929,176.08 × 10,365,557.30
  4. Step 4: Simplify right side
    13,952,784.05x = 216,942,573,899,029.38
  5. Step 5: Solve for x
    x = 216,942,573,899,029.38/13,952,784.05
  6. Step 6: Final answer
    x = 15,548,335.95

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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.