Home / 30,233,096.72-45,357,463.60-8,669,276.72

Finding the Fourth Proportional to 30,233,096.72, 45,357,463.60 and 8,669,276.72

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Solution

The fourth proportional to 30,233,096.72, 45,357,463.60 and 8,669,276.72 is: 13,006,157.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233,096.72 : 45,357,463.60 = 8,669,276.72 : x
  2. Step 2: Convert to fraction form
    30,233,096.72/45,357,463.60 = 8,669,276.72/x
  3. Step 3: Cross multiply
    30,233,096.72x = 45,357,463.60 × 8,669,276.72
  4. Step 4: Simplify right side
    30,233,096.72x = 393,216,403,265,727.44
  5. Step 5: Solve for x
    x = 393,216,403,265,727.44/30,233,096.72
  6. Step 6: Final answer
    x = 13,006,157.02

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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.