Home / 11,420,497.75-17,090,714.27-8,185,600.80

Finding the Fourth Proportional to 11,420,497.75, 17,090,714.27 and 8,185,600.80

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Solution

The fourth proportional to 11,420,497.75, 17,090,714.27 and 8,185,600.80 is: 12,249,708.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,420,497.75 : 17,090,714.27 = 8,185,600.80 : x
  2. Step 2: Convert to fraction form
    11,420,497.75/17,090,714.27 = 8,185,600.80/x
  3. Step 3: Cross multiply
    11,420,497.75x = 17,090,714.27 × 8,185,600.80
  4. Step 4: Simplify right side
    11,420,497.75x = 139,897,764,421,547.42
  5. Step 5: Solve for x
    x = 139,897,764,421,547.42/11,420,497.75
  6. Step 6: Final answer
    x = 12,249,708.16

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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.