Home / 9,639,666.25-14,458,990.12-3,161,888.31

Finding the Fourth Proportional to 9,639,666.25, 14,458,990.12 and 3,161,888.31

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Solution

The fourth proportional to 9,639,666.25, 14,458,990.12 and 3,161,888.31 is: 4,742,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639,666.25 : 14,458,990.12 = 3,161,888.31 : x
  2. Step 2: Convert to fraction form
    9,639,666.25/14,458,990.12 = 3,161,888.31/x
  3. Step 3: Cross multiply
    9,639,666.25x = 14,458,990.12 × 3,161,888.31
  4. Step 4: Simplify right side
    9,639,666.25x = 45,717,711,813,158.18
  5. Step 5: Solve for x
    x = 45,717,711,813,158.18/9,639,666.25
  6. Step 6: Final answer
    x = 4,742,665.42

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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.