Home / 23,303,293.07-32,172,324.04-20,717,820.30

Finding the Fourth Proportional to 23,303,293.07, 32,172,324.04 and 20,717,820.30

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Solution

The fourth proportional to 23,303,293.07, 32,172,324.04 and 20,717,820.30 is: 28,602,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,303,293.07 : 32,172,324.04 = 20,717,820.30 : x
  2. Step 2: Convert to fraction form
    23,303,293.07/32,172,324.04 = 20,717,820.30/x
  3. Step 3: Cross multiply
    23,303,293.07x = 32,172,324.04 × 20,717,820.30
  4. Step 4: Simplify right side
    23,303,293.07x = 666,540,428,240,633.62
  5. Step 5: Solve for x
    x = 666,540,428,240,633.62/23,303,293.07
  6. Step 6: Final answer
    x = 28,602,842.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.