Home / 39,920,166.72-55,090,547.52-23,412,197.76

Finding the Fourth Proportional to 39,920,166.72, 55,090,547.52 and 23,412,197.76

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Solution

The fourth proportional to 39,920,166.72, 55,090,547.52 and 23,412,197.76 is: 32,309,253.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,920,166.72 : 55,090,547.52 = 23,412,197.76 : x
  2. Step 2: Convert to fraction form
    39,920,166.72/55,090,547.52 = 23,412,197.76/x
  3. Step 3: Cross multiply
    39,920,166.72x = 55,090,547.52 × 23,412,197.76
  4. Step 4: Simplify right side
    39,920,166.72x = 1,289,790,793,244,917.75
  5. Step 5: Solve for x
    x = 1,289,790,793,244,917.75/39,920,166.72
  6. Step 6: Final answer
    x = 32,309,253.67

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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.