Home / 13,501,755.04-18,632,596.96-7,390,052.32

Finding the Fourth Proportional to 13,501,755.04, 18,632,596.96 and 7,390,052.32

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Solution

The fourth proportional to 13,501,755.04, 18,632,596.96 and 7,390,052.32 is: 10,198,367.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501,755.04 : 18,632,596.96 = 7,390,052.32 : x
  2. Step 2: Convert to fraction form
    13,501,755.04/18,632,596.96 = 7,390,052.32/x
  3. Step 3: Cross multiply
    13,501,755.04x = 18,632,596.96 × 7,390,052.32
  4. Step 4: Simplify right side
    13,501,755.04x = 137,695,866,391,872.95
  5. Step 5: Solve for x
    x = 137,695,866,391,872.95/13,501,755.04
  6. Step 6: Final answer
    x = 10,198,367.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.