Home / 20,097,711.96-30,146,750.20-5,720,774.08

Finding the Fourth Proportional to 20,097,711.96, 30,146,750.20 and 5,720,774.08

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Solution

The fourth proportional to 20,097,711.96, 30,146,750.20 and 5,720,774.08 is: 8,581,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097,711.96 : 30,146,750.20 = 5,720,774.08 : x
  2. Step 2: Convert to fraction form
    20,097,711.96/30,146,750.20 = 5,720,774.08/x
  3. Step 3: Cross multiply
    20,097,711.96x = 30,146,750.20 × 5,720,774.08
  4. Step 4: Simplify right side
    20,097,711.96x = 172,462,747,140,394.81
  5. Step 5: Solve for x
    x = 172,462,747,140,394.81/20,097,711.96
  6. Step 6: Final answer
    x = 8,581,213.00

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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.