Home / 27,080,916.29-37,371,664.18-15,478,728.90

Finding the Fourth Proportional to 27,080,916.29, 37,371,664.18 and 15,478,728.90

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Solution

The fourth proportional to 27,080,916.29, 37,371,664.18 and 15,478,728.90 is: 21,360,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080,916.29 : 37,371,664.18 = 15,478,728.90 : x
  2. Step 2: Convert to fraction form
    27,080,916.29/37,371,664.18 = 15,478,728.90/x
  3. Step 3: Cross multiply
    27,080,916.29x = 37,371,664.18 × 15,478,728.90
  4. Step 4: Simplify right side
    27,080,916.29x = 578,465,858,384,060.75
  5. Step 5: Solve for x
    x = 578,465,858,384,060.75/27,080,916.29
  6. Step 6: Final answer
    x = 21,360,645.71

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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.