Home / 20,414,730.60-30,622,095.90-9,077,322.60

Finding the Fourth Proportional to 20,414,730.60, 30,622,095.90 and 9,077,322.60

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Solution

The fourth proportional to 20,414,730.60, 30,622,095.90 and 9,077,322.60 is: 13,615,983.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,414,730.60 : 30,622,095.90 = 9,077,322.60 : x
  2. Step 2: Convert to fraction form
    20,414,730.60/30,622,095.90 = 9,077,322.60/x
  3. Step 3: Cross multiply
    20,414,730.60x = 30,622,095.90 × 9,077,322.60
  4. Step 4: Simplify right side
    20,414,730.60x = 277,966,643,172,437.31
  5. Step 5: Solve for x
    x = 277,966,643,172,437.31/20,414,730.60
  6. Step 6: Final answer
    x = 13,615,983.90

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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.