Home / 18,349,632.40-27,545,443.80-10,780,862.80

Finding the Fourth Proportional to 18,349,632.40, 27,545,443.80 and 10,780,862.80

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Solution

The fourth proportional to 18,349,632.40, 27,545,443.80 and 10,780,862.80 is: 16,183,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349,632.40 : 27,545,443.80 = 10,780,862.80 : x
  2. Step 2: Convert to fraction form
    18,349,632.40/27,545,443.80 = 10,780,862.80/x
  3. Step 3: Cross multiply
    18,349,632.40x = 27,545,443.80 × 10,780,862.80
  4. Step 4: Simplify right side
    18,349,632.40x = 296,963,650,372,910.69
  5. Step 5: Solve for x
    x = 296,963,650,372,910.69/18,349,632.40
  6. Step 6: Final answer
    x = 16,183,629.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.