Home / 13,998,002.40-20,997,003.60-3,900,623.40

Finding the Fourth Proportional to 13,998,002.40, 20,997,003.60 and 3,900,623.40

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Solution

The fourth proportional to 13,998,002.40, 20,997,003.60 and 3,900,623.40 is: 5,850,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,998,002.40 : 20,997,003.60 = 3,900,623.40 : x
  2. Step 2: Convert to fraction form
    13,998,002.40/20,997,003.60 = 3,900,623.40/x
  3. Step 3: Cross multiply
    13,998,002.40x = 20,997,003.60 × 3,900,623.40
  4. Step 4: Simplify right side
    13,998,002.40x = 81,901,403,572,044.25
  5. Step 5: Solve for x
    x = 81,901,403,572,044.25/13,998,002.40
  6. Step 6: Final answer
    x = 5,850,935.10

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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.