Home / 10,098,743.40-13,936,376.70-5,515,199.64

Finding the Fourth Proportional to 10,098,743.40, 13,936,376.70 and 5,515,199.64

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Solution

The fourth proportional to 10,098,743.40, 13,936,376.70 and 5,515,199.64 is: 7,611,036.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098,743.40 : 13,936,376.70 = 5,515,199.64 : x
  2. Step 2: Convert to fraction form
    10,098,743.40/13,936,376.70 = 5,515,199.64/x
  3. Step 3: Cross multiply
    10,098,743.40x = 13,936,376.70 × 5,515,199.64
  4. Step 4: Simplify right side
    10,098,743.40x = 76,861,899,758,744.38
  5. Step 5: Solve for x
    x = 76,861,899,758,744.38/10,098,743.40
  6. Step 6: Final answer
    x = 7,611,036.02

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Double scale
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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.