Home / 12,936,002.60-19,404,003.90-8,904,924.20

Finding the Fourth Proportional to 12,936,002.60, 19,404,003.90 and 8,904,924.20

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Solution

The fourth proportional to 12,936,002.60, 19,404,003.90 and 8,904,924.20 is: 13,357,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,936,002.60 : 19,404,003.90 = 8,904,924.20 : x
  2. Step 2: Convert to fraction form
    12,936,002.60/19,404,003.90 = 8,904,924.20/x
  3. Step 3: Cross multiply
    12,936,002.60x = 19,404,003.90 × 8,904,924.20
  4. Step 4: Simplify right side
    12,936,002.60x = 172,791,183,906,004.34
  5. Step 5: Solve for x
    x = 172,791,183,906,004.34/12,936,002.60
  6. Step 6: Final answer
    x = 13,357,386.30

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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.