Home / 20,097,444.40-30,146,348.39-5,720,505.53

Finding the Fourth Proportional to 20,097,444.40, 30,146,348.39 and 5,720,505.53

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Solution

The fourth proportional to 20,097,444.40, 30,146,348.39 and 5,720,505.53 is: 8,580,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097,444.40 : 30,146,348.39 = 5,720,505.53 : x
  2. Step 2: Convert to fraction form
    20,097,444.40/30,146,348.39 = 5,720,505.53/x
  3. Step 3: Cross multiply
    20,097,444.40x = 30,146,348.39 × 5,720,505.53
  4. Step 4: Simplify right side
    20,097,444.40x = 172,452,352,527,145.19
  5. Step 5: Solve for x
    x = 172,452,352,527,145.19/20,097,444.40
  6. Step 6: Final answer
    x = 8,580,810.03

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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.