Home / 14,374,405.40-21,561,608.10-7,187,048.60

Finding the Fourth Proportional to 14,374,405.40, 21,561,608.10 and 7,187,048.60

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Solution

The fourth proportional to 14,374,405.40, 21,561,608.10 and 7,187,048.60 is: 10,780,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,405.40 : 21,561,608.10 = 7,187,048.60 : x
  2. Step 2: Convert to fraction form
    14,374,405.40/21,561,608.10 = 7,187,048.60/x
  3. Step 3: Cross multiply
    14,374,405.40x = 21,561,608.10 × 7,187,048.60
  4. Step 4: Simplify right side
    14,374,405.40x = 154,964,325,308,853.66
  5. Step 5: Solve for x
    x = 154,964,325,308,853.66/14,374,405.40
  6. Step 6: Final answer
    x = 10,780,572.90

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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.