Home / 31,497,483.35-47,246,225.03-21,293,816.15

Finding the Fourth Proportional to 31,497,483.35, 47,246,225.03 and 21,293,816.15

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Solution

The fourth proportional to 31,497,483.35, 47,246,225.03 and 21,293,816.15 is: 31,940,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,497,483.35 : 47,246,225.03 = 21,293,816.15 : x
  2. Step 2: Convert to fraction form
    31,497,483.35/47,246,225.03 = 21,293,816.15/x
  3. Step 3: Cross multiply
    31,497,483.35x = 47,246,225.03 × 21,293,816.15
  4. Step 4: Simplify right side
    31,497,483.35x = 1,006,052,429,463,879
  5. Step 5: Solve for x
    x = 1,006,052,429,463,879/31,497,483.35
  6. Step 6: Final answer
    x = 31,940,724.23

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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.