Home / 18,695,386.44-25,803,937.92-10,962,919.80

Finding the Fourth Proportional to 18,695,386.44, 25,803,937.92 and 10,962,919.80

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Solution

The fourth proportional to 18,695,386.44, 25,803,937.92 and 10,962,919.80 is: 15,131,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,695,386.44 : 25,803,937.92 = 10,962,919.80 : x
  2. Step 2: Convert to fraction form
    18,695,386.44/25,803,937.92 = 10,962,919.80/x
  3. Step 3: Cross multiply
    18,695,386.44x = 25,803,937.92 × 10,962,919.80
  4. Step 4: Simplify right side
    18,695,386.44x = 282,886,501,941,138.88
  5. Step 5: Solve for x
    x = 282,886,501,941,138.88/18,695,386.44
  6. Step 6: Final answer
    x = 15,131,353.55

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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.