Home / 31,739,683.72-47,569,677.90-17,166,022.28

Finding the Fourth Proportional to 31,739,683.72, 47,569,677.90 and 17,166,022.28

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Solution

The fourth proportional to 31,739,683.72, 47,569,677.90 and 17,166,022.28 is: 25,727,482.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,739,683.72 : 47,569,677.90 = 17,166,022.28 : x
  2. Step 2: Convert to fraction form
    31,739,683.72/47,569,677.90 = 17,166,022.28/x
  3. Step 3: Cross multiply
    31,739,683.72x = 47,569,677.90 × 17,166,022.28
  4. Step 4: Simplify right side
    31,739,683.72x = 816,582,150,683,823.62
  5. Step 5: Solve for x
    x = 816,582,150,683,823.62/31,739,683.72
  6. Step 6: Final answer
    x = 25,727,482.29

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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.