Home / 30,898,982.70-46,354,003.65-12,949,901.10

Finding the Fourth Proportional to 30,898,982.70, 46,354,003.65 and 12,949,901.10

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Solution

The fourth proportional to 30,898,982.70, 46,354,003.65 and 12,949,901.10 is: 19,427,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898,982.70 : 46,354,003.65 = 12,949,901.10 : x
  2. Step 2: Convert to fraction form
    30,898,982.70/46,354,003.65 = 12,949,901.10/x
  3. Step 3: Cross multiply
    30,898,982.70x = 46,354,003.65 × 12,949,901.10
  4. Step 4: Simplify right side
    30,898,982.70x = 600,279,762,856,539
  5. Step 5: Solve for x
    x = 600,279,762,856,539/30,898,982.70
  6. Step 6: Final answer
    x = 19,427,169.13

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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.