Home / 19,928,483.70-29,892,725.55-19,760,522.10

Finding the Fourth Proportional to 19,928,483.70, 29,892,725.55 and 19,760,522.10

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Solution

The fourth proportional to 19,928,483.70, 29,892,725.55 and 19,760,522.10 is: 29,640,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,483.70 : 29,892,725.55 = 19,760,522.10 : x
  2. Step 2: Convert to fraction form
    19,928,483.70/29,892,725.55 = 19,760,522.10/x
  3. Step 3: Cross multiply
    19,928,483.70x = 29,892,725.55 × 19,760,522.10
  4. Step 4: Simplify right side
    19,928,483.70x = 590,695,863,860,009.75
  5. Step 5: Solve for x
    x = 590,695,863,860,009.75/19,928,483.70
  6. Step 6: Final answer
    x = 29,640,783.15

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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.