Home / 8,477,541.40-12,717,089.70-2,797,778.20

Finding the Fourth Proportional to 8,477,541.40, 12,717,089.70 and 2,797,778.20

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Solution

The fourth proportional to 8,477,541.40, 12,717,089.70 and 2,797,778.20 is: 4,196,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,541.40 : 12,717,089.70 = 2,797,778.20 : x
  2. Step 2: Convert to fraction form
    8,477,541.40/12,717,089.70 = 2,797,778.20/x
  3. Step 3: Cross multiply
    8,477,541.40x = 12,717,089.70 × 2,797,778.20
  4. Step 4: Simplify right side
    8,477,541.40x = 35,579,596,330,104.54
  5. Step 5: Solve for x
    x = 35,579,596,330,104.54/8,477,541.40
  6. Step 6: Final answer
    x = 4,196,923.93

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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.