Home / 27,353,109.29-40,963,911.95-15,645,998.68

Finding the Fourth Proportional to 27,353,109.29, 40,963,911.95 and 15,645,998.68

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Solution

The fourth proportional to 27,353,109.29, 40,963,911.95 and 15,645,998.68 is: 23,431,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,353,109.29 : 40,963,911.95 = 15,645,998.68 : x
  2. Step 2: Convert to fraction form
    27,353,109.29/40,963,911.95 = 15,645,998.68/x
  3. Step 3: Cross multiply
    27,353,109.29x = 40,963,911.95 × 15,645,998.68
  4. Step 4: Simplify right side
    27,353,109.29x = 640,921,312,116,696.50
  5. Step 5: Solve for x
    x = 640,921,312,116,696.50/27,353,109.29
  6. Step 6: Final answer
    x = 23,431,387.83

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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.