Home / 20,208,492.66-27,887,730.06-10,916,062.25

Finding the Fourth Proportional to 20,208,492.66, 27,887,730.06 and 10,916,062.25

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Solution

The fourth proportional to 20,208,492.66, 27,887,730.06 and 10,916,062.25 is: 15,064,171.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208,492.66 : 27,887,730.06 = 10,916,062.25 : x
  2. Step 2: Convert to fraction form
    20,208,492.66/27,887,730.06 = 10,916,062.25/x
  3. Step 3: Cross multiply
    20,208,492.66x = 27,887,730.06 × 10,916,062.25
  4. Step 4: Simplify right side
    20,208,492.66x = 304,424,197,291,575.94
  5. Step 5: Solve for x
    x = 304,424,197,291,575.94/20,208,492.66
  6. Step 6: Final answer
    x = 15,064,171.41

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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.