Home / 27,591,477.20-38,074,416.80-16,571,678.96

Finding the Fourth Proportional to 27,591,477.20, 38,074,416.80 and 16,571,678.96

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Solution

The fourth proportional to 27,591,477.20, 38,074,416.80 and 16,571,678.96 is: 22,867,822.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,591,477.20 : 38,074,416.80 = 16,571,678.96 : x
  2. Step 2: Convert to fraction form
    27,591,477.20/38,074,416.80 = 16,571,678.96/x
  3. Step 3: Cross multiply
    27,591,477.20x = 38,074,416.80 × 16,571,678.96
  4. Step 4: Simplify right side
    27,591,477.20x = 630,957,011,798,830.50
  5. Step 5: Solve for x
    x = 630,957,011,798,830.50/27,591,477.20
  6. Step 6: Final answer
    x = 22,867,822.81

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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.