Home / 7,764,429.40-11,646,644.10-7,416,064.60

Finding the Fourth Proportional to 7,764,429.40, 11,646,644.10 and 7,416,064.60

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Solution

The fourth proportional to 7,764,429.40, 11,646,644.10 and 7,416,064.60 is: 11,124,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,429.40 : 11,646,644.10 = 7,416,064.60 : x
  2. Step 2: Convert to fraction form
    7,764,429.40/11,646,644.10 = 7,416,064.60/x
  3. Step 3: Cross multiply
    7,764,429.40x = 11,646,644.10 × 7,416,064.60
  4. Step 4: Simplify right side
    7,764,429.40x = 86,372,265,018,808.86
  5. Step 5: Solve for x
    x = 86,372,265,018,808.86/7,764,429.40
  6. Step 6: Final answer
    x = 11,124,096.90

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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.