Home / 21,541,659.40-32,256,501.90-17,025,358.60

Finding the Fourth Proportional to 21,541,659.40, 32,256,501.90 and 17,025,358.60

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Solution

The fourth proportional to 21,541,659.40, 32,256,501.90 and 17,025,358.60 is: 25,493,788.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541,659.40 : 32,256,501.90 = 17,025,358.60 : x
  2. Step 2: Convert to fraction form
    21,541,659.40/32,256,501.90 = 17,025,358.60/x
  3. Step 3: Cross multiply
    21,541,659.40x = 32,256,501.90 × 17,025,358.60
  4. Step 4: Simplify right side
    21,541,659.40x = 549,178,512,029,081.38
  5. Step 5: Solve for x
    x = 549,178,512,029,081.38/21,541,659.40
  6. Step 6: Final answer
    x = 25,493,788.66

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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.