Home / 22,772,721.16-31,423,251.54-13,603,417.48

Finding the Fourth Proportional to 22,772,721.16, 31,423,251.54 and 13,603,417.48

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Solution

The fourth proportional to 22,772,721.16, 31,423,251.54 and 13,603,417.48 is: 18,770,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,772,721.16 : 31,423,251.54 = 13,603,417.48 : x
  2. Step 2: Convert to fraction form
    22,772,721.16/31,423,251.54 = 13,603,417.48/x
  3. Step 3: Cross multiply
    22,772,721.16x = 31,423,251.54 × 13,603,417.48
  4. Step 4: Simplify right side
    22,772,721.16x = 427,463,609,277,672.94
  5. Step 5: Solve for x
    x = 427,463,609,277,672.94/22,772,721.16
  6. Step 6: Final answer
    x = 18,770,862.13

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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.