Home / 8,600,518.78-12,885,644.55-8,088,498.34

Finding the Fourth Proportional to 8,600,518.78, 12,885,644.55 and 8,088,498.34

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Solution

The fourth proportional to 8,600,518.78, 12,885,644.55 and 8,088,498.34 is: 12,118,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600,518.78 : 12,885,644.55 = 8,088,498.34 : x
  2. Step 2: Convert to fraction form
    8,600,518.78/12,885,644.55 = 8,088,498.34/x
  3. Step 3: Cross multiply
    8,600,518.78x = 12,885,644.55 × 8,088,498.34
  4. Step 4: Simplify right side
    8,600,518.78x = 104,225,514,505,125.02
  5. Step 5: Solve for x
    x = 104,225,514,505,125.02/8,600,518.78
  6. Step 6: Final answer
    x = 12,118,514.85

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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.