Home / 9,301,251.60-13,920,384.60-8,167,510.80

Finding the Fourth Proportional to 9,301,251.60, 13,920,384.60 and 8,167,510.80

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Solution

The fourth proportional to 9,301,251.60, 13,920,384.60 and 8,167,510.80 is: 12,223,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301,251.60 : 13,920,384.60 = 8,167,510.80 : x
  2. Step 2: Convert to fraction form
    9,301,251.60/13,920,384.60 = 8,167,510.80/x
  3. Step 3: Cross multiply
    9,301,251.60x = 13,920,384.60 × 8,167,510.80
  4. Step 4: Simplify right side
    9,301,251.60x = 113,694,891,560,653.67
  5. Step 5: Solve for x
    x = 113,694,891,560,653.67/9,301,251.60
  6. Step 6: Final answer
    x = 12,223,612.10

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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.