Home / 13,439,252.20-20,158,878.30-10,080,020.20

Finding the Fourth Proportional to 13,439,252.20, 20,158,878.30 and 10,080,020.20

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Solution

The fourth proportional to 13,439,252.20, 20,158,878.30 and 10,080,020.20 is: 15,120,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439,252.20 : 20,158,878.30 = 10,080,020.20 : x
  2. Step 2: Convert to fraction form
    13,439,252.20/20,158,878.30 = 10,080,020.20/x
  3. Step 3: Cross multiply
    13,439,252.20x = 20,158,878.30 × 10,080,020.20
  4. Step 4: Simplify right side
    13,439,252.20x = 203,201,900,473,341.66
  5. Step 5: Solve for x
    x = 203,201,900,473,341.66/13,439,252.20
  6. Step 6: Final answer
    x = 15,120,030.30

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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.