Home / 16,870,680.20-25,306,020.30-16,086,859.40

Finding the Fourth Proportional to 16,870,680.20, 25,306,020.30 and 16,086,859.40

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Solution

The fourth proportional to 16,870,680.20, 25,306,020.30 and 16,086,859.40 is: 24,130,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,870,680.20 : 25,306,020.30 = 16,086,859.40 : x
  2. Step 2: Convert to fraction form
    16,870,680.20/25,306,020.30 = 16,086,859.40/x
  3. Step 3: Cross multiply
    16,870,680.20x = 25,306,020.30 × 16,086,859.40
  4. Step 4: Simplify right side
    16,870,680.20x = 407,094,390,539,645.81
  5. Step 5: Solve for x
    x = 407,094,390,539,645.81/16,870,680.20
  6. Step 6: Final answer
    x = 24,130,289.10

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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.