Home / 81,626,721.84-112,644,876.16-44,957,292.84

Finding the Fourth Proportional to 81,626,721.84, 112,644,876.16 and 44,957,292.84

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Solution

The fourth proportional to 81,626,721.84, 112,644,876.16 and 44,957,292.84 is: 62,041,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,626,721.84 : 112,644,876.16 = 44,957,292.84 : x
  2. Step 2: Convert to fraction form
    81,626,721.84/112,644,876.16 = 44,957,292.84/x
  3. Step 3: Cross multiply
    81,626,721.84x = 112,644,876.16 × 44,957,292.84
  4. Step 4: Simplify right side
    81,626,721.84x = 5,064,208,684,929,269
  5. Step 5: Solve for x
    x = 5,064,208,684,929,269/81,626,721.84
  6. Step 6: Final answer
    x = 62,041,064.13

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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.