Home / 18,441,135.40-27,661,703.10-9,938,079.40

Finding the Fourth Proportional to 18,441,135.40, 27,661,703.10 and 9,938,079.40

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Solution

The fourth proportional to 18,441,135.40, 27,661,703.10 and 9,938,079.40 is: 14,907,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,135.40 : 27,661,703.10 = 9,938,079.40 : x
  2. Step 2: Convert to fraction form
    18,441,135.40/27,661,703.10 = 9,938,079.40/x
  3. Step 3: Cross multiply
    18,441,135.40x = 27,661,703.10 × 9,938,079.40
  4. Step 4: Simplify right side
    18,441,135.40x = 274,904,201,747,026.16
  5. Step 5: Solve for x
    x = 274,904,201,747,026.16/18,441,135.40
  6. Step 6: Final answer
    x = 14,907,119.10

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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.