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Finding the Fourth Proportional to 6,660,695.24, 9,973,079.10 and 4,349,463.05

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Solution

The fourth proportional to 6,660,695.24, 9,973,079.10 and 4,349,463.05 is: 6,512,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660,695.24 : 9,973,079.10 = 4,349,463.05 : x
  2. Step 2: Convert to fraction form
    6,660,695.24/9,973,079.10 = 4,349,463.05/x
  3. Step 3: Cross multiply
    6,660,695.24x = 9,973,079.10 × 4,349,463.05
  4. Step 4: Simplify right side
    6,660,695.24x = 43,377,538,990,311.86
  5. Step 5: Solve for x
    x = 43,377,538,990,311.86/6,660,695.24
  6. Step 6: Final answer
    x = 6,512,464.16

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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.