Home / 10,254,927.60-15,372,768.60-3,869,470.80

Finding the Fourth Proportional to 10,254,927.60, 15,372,768.60 and 3,869,470.80

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Solution

The fourth proportional to 10,254,927.60, 15,372,768.60 and 3,869,470.80 is: 5,800,575.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254,927.60 : 15,372,768.60 = 3,869,470.80 : x
  2. Step 2: Convert to fraction form
    10,254,927.60/15,372,768.60 = 3,869,470.80/x
  3. Step 3: Cross multiply
    10,254,927.60x = 15,372,768.60 × 3,869,470.80
  4. Step 4: Simplify right side
    10,254,927.60x = 59,484,479,212,856.88
  5. Step 5: Solve for x
    x = 59,484,479,212,856.88/10,254,927.60
  6. Step 6: Final answer
    x = 5,800,575.25

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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.