Home / 19,586,121.60-29,383,329.60-5,938,147.20

Finding the Fourth Proportional to 19,586,121.60, 29,383,329.60 and 5,938,147.20

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Solution

The fourth proportional to 19,586,121.60, 29,383,329.60 and 5,938,147.20 is: 8,908,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,121.60 : 29,383,329.60 = 5,938,147.20 : x
  2. Step 2: Convert to fraction form
    19,586,121.60/29,383,329.60 = 5,938,147.20/x
  3. Step 3: Cross multiply
    19,586,121.60x = 29,383,329.60 × 5,938,147.20
  4. Step 4: Simplify right side
    19,586,121.60x = 174,482,536,390,917.12
  5. Step 5: Solve for x
    x = 174,482,536,390,917.12/19,586,121.60
  6. Step 6: Final answer
    x = 8,908,478.15

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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.