Home / 18,503,756.29-25,537,856.00-10,661,767.18

Finding the Fourth Proportional to 18,503,756.29, 25,537,856.00 and 10,661,767.18

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Solution

The fourth proportional to 18,503,756.29, 25,537,856.00 and 10,661,767.18 is: 14,714,778.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,756.29 : 25,537,856.00 = 10,661,767.18 : x
  2. Step 2: Convert to fraction form
    18,503,756.29/25,537,856.00 = 10,661,767.18/x
  3. Step 3: Cross multiply
    18,503,756.29x = 25,537,856.00 × 10,661,767.18
  4. Step 4: Simplify right side
    18,503,756.29x = 272,278,674,831,212.62
  5. Step 5: Solve for x
    x = 272,278,674,831,212.62/18,503,756.29
  6. Step 6: Final answer
    x = 14,714,778.48

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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.