Home / 7,681,108.64-10,599,743.76-4,243,678.88

Finding the Fourth Proportional to 7,681,108.64, 10,599,743.76 and 4,243,678.88

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Solution

The fourth proportional to 7,681,108.64, 10,599,743.76 and 4,243,678.88 is: 5,856,174.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,108.64 : 10,599,743.76 = 4,243,678.88 : x
  2. Step 2: Convert to fraction form
    7,681,108.64/10,599,743.76 = 4,243,678.88/x
  3. Step 3: Cross multiply
    7,681,108.64x = 10,599,743.76 × 4,243,678.88
  4. Step 4: Simplify right side
    7,681,108.64x = 44,981,908,727,723.79
  5. Step 5: Solve for x
    x = 44,981,908,727,723.79/7,681,108.64
  6. Step 6: Final answer
    x = 5,856,174.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.