Home / 8,727,142.64-13,081,614.21-4,883,329.76

Finding the Fourth Proportional to 8,727,142.64, 13,081,614.21 and 4,883,329.76

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Solution

The fourth proportional to 8,727,142.64, 13,081,614.21 and 4,883,329.76 is: 7,319,902.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727,142.64 : 13,081,614.21 = 4,883,329.76 : x
  2. Step 2: Convert to fraction form
    8,727,142.64/13,081,614.21 = 4,883,329.76/x
  3. Step 3: Cross multiply
    8,727,142.64x = 13,081,614.21 × 4,883,329.76
  4. Step 4: Simplify right side
    8,727,142.64x = 63,881,835,915,123.82
  5. Step 5: Solve for x
    x = 63,881,835,915,123.82/8,727,142.64
  6. Step 6: Final answer
    x = 7,319,902.81

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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.