Home / 10,601,715.60-15,902,573.40-8,959,424.40

Finding the Fourth Proportional to 10,601,715.60, 15,902,573.40 and 8,959,424.40

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Solution

The fourth proportional to 10,601,715.60, 15,902,573.40 and 8,959,424.40 is: 13,439,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601,715.60 : 15,902,573.40 = 8,959,424.40 : x
  2. Step 2: Convert to fraction form
    10,601,715.60/15,902,573.40 = 8,959,424.40/x
  3. Step 3: Cross multiply
    10,601,715.60x = 15,902,573.40 × 8,959,424.40
  4. Step 4: Simplify right side
    10,601,715.60x = 142,477,904,142,750.97
  5. Step 5: Solve for x
    x = 142,477,904,142,750.97/10,601,715.60
  6. Step 6: Final answer
    x = 13,439,136.60

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Double scale
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Similar ratio
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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.