Home / 15,765,704.60-23,652,056.10-7,243,986.20

Finding the Fourth Proportional to 15,765,704.60, 23,652,056.10 and 7,243,986.20

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Solution

The fourth proportional to 15,765,704.60, 23,652,056.10 and 7,243,986.20 is: 10,867,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,765,704.60 : 23,652,056.10 = 7,243,986.20 : x
  2. Step 2: Convert to fraction form
    15,765,704.60/23,652,056.10 = 7,243,986.20/x
  3. Step 3: Cross multiply
    15,765,704.60x = 23,652,056.10 × 7,243,986.20
  4. Step 4: Simplify right side
    15,765,704.60x = 171,335,167,990,025.84
  5. Step 5: Solve for x
    x = 171,335,167,990,025.84/15,765,704.60
  6. Step 6: Final answer
    x = 10,867,587.10

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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.