Home / 38,594,080.80-57,878,844.96-12,680,409.36

Finding the Fourth Proportional to 38,594,080.80, 57,878,844.96 and 12,680,409.36

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Solution

The fourth proportional to 38,594,080.80, 57,878,844.96 and 12,680,409.36 is: 19,016,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,594,080.80 : 57,878,844.96 = 12,680,409.36 : x
  2. Step 2: Convert to fraction form
    38,594,080.80/57,878,844.96 = 12,680,409.36/x
  3. Step 3: Cross multiply
    38,594,080.80x = 57,878,844.96 × 12,680,409.36
  4. Step 4: Simplify right side
    38,594,080.80x = 733,927,447,376,772.75
  5. Step 5: Solve for x
    x = 733,927,447,376,772.75/38,594,080.80
  6. Step 6: Final answer
    x = 19,016,580.58

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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.