Home / 18,603,814.17-25,673,129.09-10,343,812.47

Finding the Fourth Proportional to 18,603,814.17, 25,673,129.09 and 10,343,812.47

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Solution

The fourth proportional to 18,603,814.17, 25,673,129.09 and 10,343,812.47 is: 14,274,386.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,603,814.17 : 25,673,129.09 = 10,343,812.47 : x
  2. Step 2: Convert to fraction form
    18,603,814.17/25,673,129.09 = 10,343,812.47/x
  3. Step 3: Cross multiply
    18,603,814.17x = 25,673,129.09 × 10,343,812.47
  4. Step 4: Simplify right side
    18,603,814.17x = 265,558,032,715,857.78
  5. Step 5: Solve for x
    x = 265,558,032,715,857.78/18,603,814.17
  6. Step 6: Final answer
    x = 14,274,386.44

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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.