Home / 27,377,894.87-37,781,495.66-15,154,751.87

Finding the Fourth Proportional to 27,377,894.87, 37,781,495.66 and 15,154,751.87

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Solution

The fourth proportional to 27,377,894.87, 37,781,495.66 and 15,154,751.87 is: 20,913,557.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377,894.87 : 37,781,495.66 = 15,154,751.87 : x
  2. Step 2: Convert to fraction form
    27,377,894.87/37,781,495.66 = 15,154,751.87/x
  3. Step 3: Cross multiply
    27,377,894.87x = 37,781,495.66 × 15,154,751.87
  4. Step 4: Simplify right side
    27,377,894.87x = 572,569,191,910,328.12
  5. Step 5: Solve for x
    x = 572,569,191,910,328.12/27,377,894.87
  6. Step 6: Final answer
    x = 20,913,557.99

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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.