Home / 27,363,418.60-41,018,055.90-12,961,172.20

Finding the Fourth Proportional to 27,363,418.60, 41,018,055.90 and 12,961,172.20

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Solution

The fourth proportional to 27,363,418.60, 41,018,055.90 and 12,961,172.20 is: 19,428,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,363,418.60 : 41,018,055.90 = 12,961,172.20 : x
  2. Step 2: Convert to fraction form
    27,363,418.60/41,018,055.90 = 12,961,172.20/x
  3. Step 3: Cross multiply
    27,363,418.60x = 41,018,055.90 × 12,961,172.20
  4. Step 4: Simplify right side
    27,363,418.60x = 531,642,085,829,125.94
  5. Step 5: Solve for x
    x = 531,642,085,829,125.94/27,363,418.60
  6. Step 6: Final answer
    x = 19,428,935.16

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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.