Home / 28,977,426.20-43,494,132.90-17,640,018.20

Finding the Fourth Proportional to 28,977,426.20, 43,494,132.90 and 17,640,018.20

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Solution

The fourth proportional to 28,977,426.20, 43,494,132.90 and 17,640,018.20 is: 26,477,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977,426.20 : 43,494,132.90 = 17,640,018.20 : x
  2. Step 2: Convert to fraction form
    28,977,426.20/43,494,132.90 = 17,640,018.20/x
  3. Step 3: Cross multiply
    28,977,426.20x = 43,494,132.90 × 17,640,018.20
  4. Step 4: Simplify right side
    28,977,426.20x = 767,237,295,949,218.75
  5. Step 5: Solve for x
    x = 767,237,295,949,218.75/28,977,426.20
  6. Step 6: Final answer
    x = 26,477,068.41

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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.