Home / 13,851,057.60-20,776,586.40-13,107,040.20

Finding the Fourth Proportional to 13,851,057.60, 20,776,586.40 and 13,107,040.20

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Solution

The fourth proportional to 13,851,057.60, 20,776,586.40 and 13,107,040.20 is: 19,660,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,057.60 : 20,776,586.40 = 13,107,040.20 : x
  2. Step 2: Convert to fraction form
    13,851,057.60/20,776,586.40 = 13,107,040.20/x
  3. Step 3: Cross multiply
    13,851,057.60x = 20,776,586.40 × 13,107,040.20
  4. Step 4: Simplify right side
    13,851,057.60x = 272,319,553,163,573.25
  5. Step 5: Solve for x
    x = 272,319,553,163,573.25/13,851,057.60
  6. Step 6: Final answer
    x = 19,660,560.30

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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.