Home / 10,323,769.60-15,467,939.70-4,920,786.10

Finding the Fourth Proportional to 10,323,769.60, 15,467,939.70 and 4,920,786.10

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Solution

The fourth proportional to 10,323,769.60, 15,467,939.70 and 4,920,786.10 is: 7,372,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323,769.60 : 15,467,939.70 = 4,920,786.10 : x
  2. Step 2: Convert to fraction form
    10,323,769.60/15,467,939.70 = 4,920,786.10/x
  3. Step 3: Cross multiply
    10,323,769.60x = 15,467,939.70 × 4,920,786.10
  4. Step 4: Simplify right side
    10,323,769.60x = 76,114,422,671,398.16
  5. Step 5: Solve for x
    x = 76,114,422,671,398.16/10,323,769.60
  6. Step 6: Final answer
    x = 7,372,735.50

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Double scale
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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.