Home / 10,323,765.60-15,467,933.70-4,920,782.10

Finding the Fourth Proportional to 10,323,765.60, 15,467,933.70 and 4,920,782.10

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Solution

The fourth proportional to 10,323,765.60, 15,467,933.70 and 4,920,782.10 is: 7,372,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323,765.60 : 15,467,933.70 = 4,920,782.10 : x
  2. Step 2: Convert to fraction form
    10,323,765.60/15,467,933.70 = 4,920,782.10/x
  3. Step 3: Cross multiply
    10,323,765.60x = 15,467,933.70 × 4,920,782.10
  4. Step 4: Simplify right side
    10,323,765.60x = 76,114,331,274,946.77
  5. Step 5: Solve for x
    x = 76,114,331,274,946.77/10,323,765.60
  6. Step 6: Final answer
    x = 7,372,729.51

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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.