Home / 18,152,441.72-25,050,370.08-10,003,679.72

Finding the Fourth Proportional to 18,152,441.72, 25,050,370.08 and 10,003,679.72

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Solution

The fourth proportional to 18,152,441.72, 25,050,370.08 and 10,003,679.72 is: 13,805,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,441.72 : 25,050,370.08 = 10,003,679.72 : x
  2. Step 2: Convert to fraction form
    18,152,441.72/25,050,370.08 = 10,003,679.72/x
  3. Step 3: Cross multiply
    18,152,441.72x = 25,050,370.08 × 10,003,679.72
  4. Step 4: Simplify right side
    18,152,441.72x = 250,595,879,161,014.19
  5. Step 5: Solve for x
    x = 250,595,879,161,014.19/18,152,441.72
  6. Step 6: Final answer
    x = 13,805,078.29

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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.