Home / 12,011,636.59-18,018,008.47-3,924,654.61

Finding the Fourth Proportional to 12,011,636.59, 18,018,008.47 and 3,924,654.61

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Solution

The fourth proportional to 12,011,636.59, 18,018,008.47 and 3,924,654.61 is: 5,887,162.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011,636.59 : 18,018,008.47 = 3,924,654.61 : x
  2. Step 2: Convert to fraction form
    12,011,636.59/18,018,008.47 = 3,924,654.61/x
  3. Step 3: Cross multiply
    12,011,636.59x = 18,018,008.47 × 3,924,654.61
  4. Step 4: Simplify right side
    12,011,636.59x = 70,714,459,949,947.89
  5. Step 5: Solve for x
    x = 70,714,459,949,947.89/12,011,636.59
  6. Step 6: Final answer
    x = 5,887,162.79

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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.