Home / 30,214,712.20-45,322,068.30-26,104,901.80

Finding the Fourth Proportional to 30,214,712.20, 45,322,068.30 and 26,104,901.80

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Solution

The fourth proportional to 30,214,712.20, 45,322,068.30 and 26,104,901.80 is: 39,157,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214,712.20 : 45,322,068.30 = 26,104,901.80 : x
  2. Step 2: Convert to fraction form
    30,214,712.20/45,322,068.30 = 26,104,901.80/x
  3. Step 3: Cross multiply
    30,214,712.20x = 45,322,068.30 × 26,104,901.80
  4. Step 4: Simplify right side
    30,214,712.20x = 1,183,128,142,344,393
  5. Step 5: Solve for x
    x = 1,183,128,142,344,393/30,214,712.20
  6. Step 6: Final answer
    x = 39,157,352.70

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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.