Home / 6,508,438.79-8,981,718.47-3,717,931.47

Finding the Fourth Proportional to 6,508,438.79, 8,981,718.47 and 3,717,931.47

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Solution

The fourth proportional to 6,508,438.79, 8,981,718.47 and 3,717,931.47 is: 5,130,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508,438.79 : 8,981,718.47 = 3,717,931.47 : x
  2. Step 2: Convert to fraction form
    6,508,438.79/8,981,718.47 = 3,717,931.47/x
  3. Step 3: Cross multiply
    6,508,438.79x = 8,981,718.47 × 3,717,931.47
  4. Step 4: Simplify right side
    6,508,438.79x = 33,393,413,735,703.59
  5. Step 5: Solve for x
    x = 33,393,413,735,703.59/6,508,438.79
  6. Step 6: Final answer
    x = 5,130,787.10

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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.