Home / 13,952,781.05-20,929,171.58-10,365,554.30

Finding the Fourth Proportional to 13,952,781.05, 20,929,171.58 and 10,365,554.30

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Solution

The fourth proportional to 13,952,781.05, 20,929,171.58 and 10,365,554.30 is: 15,548,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952,781.05 : 20,929,171.58 = 10,365,554.30 : x
  2. Step 2: Convert to fraction form
    13,952,781.05/20,929,171.58 = 10,365,554.30/x
  3. Step 3: Cross multiply
    13,952,781.05x = 20,929,171.58 × 10,365,554.30
  4. Step 4: Simplify right side
    13,952,781.05x = 216,942,464,466,506.78
  5. Step 5: Solve for x
    x = 216,942,464,466,506.78/13,952,781.05
  6. Step 6: Final answer
    x = 15,548,331.45

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1.5x scale

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.