Home / 13,932,923.71-19,233,869.31-8,353,810.42

Finding the Fourth Proportional to 13,932,923.71, 19,233,869.31 and 8,353,810.42

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Solution

The fourth proportional to 13,932,923.71, 19,233,869.31 and 8,353,810.42 is: 11,532,116.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932,923.71 : 19,233,869.31 = 8,353,810.42 : x
  2. Step 2: Convert to fraction form
    13,932,923.71/19,233,869.31 = 8,353,810.42/x
  3. Step 3: Cross multiply
    13,932,923.71x = 19,233,869.31 × 8,353,810.42
  4. Step 4: Simplify right side
    13,932,923.71x = 160,676,097,867,480.34
  5. Step 5: Solve for x
    x = 160,676,097,867,480.34/13,932,923.71
  6. Step 6: Final answer
    x = 11,532,116.39

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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.