Home / 14,061,618.75-19,407,104.60-8,905,459.71

Finding the Fourth Proportional to 14,061,618.75, 19,407,104.60 and 8,905,459.71

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Solution

The fourth proportional to 14,061,618.75, 19,407,104.60 and 8,905,459.71 is: 12,290,845.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,061,618.75 : 19,407,104.60 = 8,905,459.71 : x
  2. Step 2: Convert to fraction form
    14,061,618.75/19,407,104.60 = 8,905,459.71/x
  3. Step 3: Cross multiply
    14,061,618.75x = 19,407,104.60 × 8,905,459.71
  4. Step 4: Simplify right side
    14,061,618.75x = 172,829,188,058,528.38
  5. Step 5: Solve for x
    x = 172,829,188,058,528.38/14,061,618.75
  6. Step 6: Final answer
    x = 12,290,845.82

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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.