Home / 27,490,172.69-37,934,179.68-15,099,625.77

Finding the Fourth Proportional to 27,490,172.69, 37,934,179.68 and 15,099,625.77

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Solution

The fourth proportional to 27,490,172.69, 37,934,179.68 and 15,099,625.77 is: 20,836,242.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490,172.69 : 37,934,179.68 = 15,099,625.77 : x
  2. Step 2: Convert to fraction form
    27,490,172.69/37,934,179.68 = 15,099,625.77/x
  3. Step 3: Cross multiply
    27,490,172.69x = 37,934,179.68 × 15,099,625.77
  4. Step 4: Simplify right side
    27,490,172.69x = 572,791,917,059,938.38
  5. Step 5: Solve for x
    x = 572,791,917,059,938.38/27,490,172.69
  6. Step 6: Final answer
    x = 20,836,242.96

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1.5x scale

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.