Home / 18,986,524.76-26,201,529.95-10,284,697.28

Finding the Fourth Proportional to 18,986,524.76, 26,201,529.95 and 10,284,697.28

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Solution

The fourth proportional to 18,986,524.76, 26,201,529.95 and 10,284,697.28 is: 14,192,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,986,524.76 : 26,201,529.95 = 10,284,697.28 : x
  2. Step 2: Convert to fraction form
    18,986,524.76/26,201,529.95 = 10,284,697.28/x
  3. Step 3: Cross multiply
    18,986,524.76x = 26,201,529.95 × 10,284,697.28
  4. Step 4: Simplify right side
    18,986,524.76x = 269,474,803,822,683.91
  5. Step 5: Solve for x
    x = 269,474,803,822,683.91/18,986,524.76
  6. Step 6: Final answer
    x = 14,192,950.38

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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.