Home / 22,428,089.10-33,642,133.65-12,224,421.90

Finding the Fourth Proportional to 22,428,089.10, 33,642,133.65 and 12,224,421.90

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Solution

The fourth proportional to 22,428,089.10, 33,642,133.65 and 12,224,421.90 is: 18,336,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,089.10 : 33,642,133.65 = 12,224,421.90 : x
  2. Step 2: Convert to fraction form
    22,428,089.10/33,642,133.65 = 12,224,421.90/x
  3. Step 3: Cross multiply
    22,428,089.10x = 33,642,133.65 × 12,224,421.90
  4. Step 4: Simplify right side
    22,428,089.10x = 411,255,635,353,786.94
  5. Step 5: Solve for x
    x = 411,255,635,353,786.94/22,428,089.10
  6. Step 6: Final answer
    x = 18,336,632.85

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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.