Home / 18,018,315.37-24,865,151.97-9,758,187.69

Finding the Fourth Proportional to 18,018,315.37, 24,865,151.97 and 9,758,187.69

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Solution

The fourth proportional to 18,018,315.37, 24,865,151.97 and 9,758,187.69 is: 13,466,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,018,315.37 : 24,865,151.97 = 9,758,187.69 : x
  2. Step 2: Convert to fraction form
    18,018,315.37/24,865,151.97 = 9,758,187.69/x
  3. Step 3: Cross multiply
    18,018,315.37x = 24,865,151.97 × 9,758,187.69
  4. Step 4: Simplify right side
    18,018,315.37x = 242,638,819,863,633.22
  5. Step 5: Solve for x
    x = 242,638,819,863,633.22/18,018,315.37
  6. Step 6: Final answer
    x = 13,466,232.27

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1.5x scale

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.