Home / 18,931,496.24-26,127,540.75-10,985,788.98

Finding the Fourth Proportional to 18,931,496.24, 26,127,540.75 and 10,985,788.98

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Solution

The fourth proportional to 18,931,496.24, 26,127,540.75 and 10,985,788.98 is: 15,161,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,931,496.24 : 26,127,540.75 = 10,985,788.98 : x
  2. Step 2: Convert to fraction form
    18,931,496.24/26,127,540.75 = 10,985,788.98/x
  3. Step 3: Cross multiply
    18,931,496.24x = 26,127,540.75 × 10,985,788.98
  4. Step 4: Simplify right side
    18,931,496.24x = 287,031,649,245,850.94
  5. Step 5: Solve for x
    x = 287,031,649,245,850.94/18,931,496.24
  6. Step 6: Final answer
    x = 15,161,593.45

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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.