Home / 8,271,677.70-12,407,516.55-2,514,400.20

Finding the Fourth Proportional to 8,271,677.70, 12,407,516.55 and 2,514,400.20

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Solution

The fourth proportional to 8,271,677.70, 12,407,516.55 and 2,514,400.20 is: 3,771,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,677.70 : 12,407,516.55 = 2,514,400.20 : x
  2. Step 2: Convert to fraction form
    8,271,677.70/12,407,516.55 = 2,514,400.20/x
  3. Step 3: Cross multiply
    8,271,677.70x = 12,407,516.55 × 2,514,400.20
  4. Step 4: Simplify right side
    8,271,677.70x = 31,197,462,094,823.31
  5. Step 5: Solve for x
    x = 31,197,462,094,823.31/8,271,677.70
  6. Step 6: Final answer
    x = 3,771,600.30

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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.