Home / 11,528,717.78-15,909,693.10-6,301,732.98

Finding the Fourth Proportional to 11,528,717.78, 15,909,693.10 and 6,301,732.98

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Solution

The fourth proportional to 11,528,717.78, 15,909,693.10 and 6,301,732.98 is: 8,696,425.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528,717.78 : 15,909,693.10 = 6,301,732.98 : x
  2. Step 2: Convert to fraction form
    11,528,717.78/15,909,693.10 = 6,301,732.98/x
  3. Step 3: Cross multiply
    11,528,717.78x = 15,909,693.10 × 6,301,732.98
  4. Step 4: Simplify right side
    11,528,717.78x = 100,258,637,709,948.44
  5. Step 5: Solve for x
    x = 100,258,637,709,948.44/11,528,717.78
  6. Step 6: Final answer
    x = 8,696,425.71

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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.