Home / 7,710,709.73-10,640,841.05-4,273,007.81

Finding the Fourth Proportional to 7,710,709.73, 10,640,841.05 and 4,273,007.81

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Solution

The fourth proportional to 7,710,709.73, 10,640,841.05 and 4,273,007.81 is: 5,896,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,709.73 : 10,640,841.05 = 4,273,007.81 : x
  2. Step 2: Convert to fraction form
    7,710,709.73/10,640,841.05 = 4,273,007.81/x
  3. Step 3: Cross multiply
    7,710,709.73x = 10,640,841.05 × 4,273,007.81
  4. Step 4: Simplify right side
    7,710,709.73x = 45,468,396,869,096.91
  5. Step 5: Solve for x
    x = 45,468,396,869,096.91/7,710,709.73
  6. Step 6: Final answer
    x = 5,896,784.93

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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.