Home / 9,687,299.81-14,531,480.06-3,929,178.51

Finding the Fourth Proportional to 9,687,299.81, 14,531,480.06 and 3,929,178.51

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Solution

The fourth proportional to 9,687,299.81, 14,531,480.06 and 3,929,178.51 is: 5,893,982.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687,299.81 : 14,531,480.06 = 3,929,178.51 : x
  2. Step 2: Convert to fraction form
    9,687,299.81/14,531,480.06 = 3,929,178.51/x
  3. Step 3: Cross multiply
    9,687,299.81x = 14,531,480.06 × 3,929,178.51
  4. Step 4: Simplify right side
    9,687,299.81x = 57,096,779,150,599.62
  5. Step 5: Solve for x
    x = 57,096,779,150,599.62/9,687,299.81
  6. Step 6: Final answer
    x = 5,893,982.87

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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.