Home / 7,650,128.06-11,476,032.81-3,812,916.47

Finding the Fourth Proportional to 7,650,128.06, 11,476,032.81 and 3,812,916.47

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Solution

The fourth proportional to 7,650,128.06, 11,476,032.81 and 3,812,916.47 is: 5,719,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,128.06 : 11,476,032.81 = 3,812,916.47 : x
  2. Step 2: Convert to fraction form
    7,650,128.06/11,476,032.81 = 3,812,916.47/x
  3. Step 3: Cross multiply
    7,650,128.06x = 11,476,032.81 × 3,812,916.47
  4. Step 4: Simplify right side
    7,650,128.06x = 43,757,154,492,444.80
  5. Step 5: Solve for x
    x = 43,757,154,492,444.80/7,650,128.06
  6. Step 6: Final answer
    x = 5,719,793.73

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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.