Home / 16,119,012.80-24,178,519.20-15,969,713.60

Finding the Fourth Proportional to 16,119,012.80, 24,178,519.20 and 15,969,713.60

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Solution

The fourth proportional to 16,119,012.80, 24,178,519.20 and 15,969,713.60 is: 23,954,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119,012.80 : 24,178,519.20 = 15,969,713.60 : x
  2. Step 2: Convert to fraction form
    16,119,012.80/24,178,519.20 = 15,969,713.60/x
  3. Step 3: Cross multiply
    16,119,012.80x = 24,178,519.20 × 15,969,713.60
  4. Step 4: Simplify right side
    16,119,012.80x = 386,124,026,896,101.12
  5. Step 5: Solve for x
    x = 386,124,026,896,101.12/16,119,012.80
  6. Step 6: Final answer
    x = 23,954,570.40

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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.