Home / 14,598,349.20-20,144,909.39-8,071,587.09

Finding the Fourth Proportional to 14,598,349.20, 20,144,909.39 and 8,071,587.09

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Solution

The fourth proportional to 14,598,349.20, 20,144,909.39 and 8,071,587.09 is: 11,138,340.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598,349.20 : 20,144,909.39 = 8,071,587.09 : x
  2. Step 2: Convert to fraction form
    14,598,349.20/20,144,909.39 = 8,071,587.09/x
  3. Step 3: Cross multiply
    14,598,349.20x = 20,144,909.39 × 8,071,587.09
  4. Step 4: Simplify right side
    14,598,349.20x = 162,601,390,521,185.84
  5. Step 5: Solve for x
    x = 162,601,390,521,185.84/14,598,349.20
  6. Step 6: Final answer
    x = 11,138,340.94

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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.