Home / 18,925,609-26,117,363.64-10,223,781.44

Finding the Fourth Proportional to 18,925,609, 26,117,363.64 and 10,223,781.44

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Solution

The fourth proportional to 18,925,609, 26,117,363.64 and 10,223,781.44 is: 14,108,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,925,609 : 26,117,363.64 = 10,223,781.44 : x
  2. Step 2: Convert to fraction form
    18,925,609/26,117,363.64 = 10,223,781.44/x
  3. Step 3: Cross multiply
    18,925,609x = 26,117,363.64 × 10,223,781.44
  4. Step 4: Simplify right side
    18,925,609x = 267,018,217,644,362.84
  5. Step 5: Solve for x
    x = 267,018,217,644,362.84/18,925,609
  6. Step 6: Final answer
    x = 14,108,830.93

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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.