Home / 12,480,351.40-18,720,527.10-6,094,700.20

Finding the Fourth Proportional to 12,480,351.40, 18,720,527.10 and 6,094,700.20

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Solution

The fourth proportional to 12,480,351.40, 18,720,527.10 and 6,094,700.20 is: 9,142,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,480,351.40 : 18,720,527.10 = 6,094,700.20 : x
  2. Step 2: Convert to fraction form
    12,480,351.40/18,720,527.10 = 6,094,700.20/x
  3. Step 3: Cross multiply
    12,480,351.40x = 18,720,527.10 × 6,094,700.20
  4. Step 4: Simplify right side
    12,480,351.40x = 114,096,000,260,475.44
  5. Step 5: Solve for x
    x = 114,096,000,260,475.44/12,480,351.40
  6. Step 6: Final answer
    x = 9,142,050.30

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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.