Home / 7,105,046.13-9,805,018.95-3,922,572.51

Finding the Fourth Proportional to 7,105,046.13, 9,805,018.95 and 3,922,572.51

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Solution

The fourth proportional to 7,105,046.13, 9,805,018.95 and 3,922,572.51 is: 5,413,180.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,046.13 : 9,805,018.95 = 3,922,572.51 : x
  2. Step 2: Convert to fraction form
    7,105,046.13/9,805,018.95 = 3,922,572.51/x
  3. Step 3: Cross multiply
    7,105,046.13x = 9,805,018.95 × 3,922,572.51
  4. Step 4: Simplify right side
    7,105,046.13x = 38,460,897,793,299.06
  5. Step 5: Solve for x
    x = 38,460,897,793,299.06/7,105,046.13
  6. Step 6: Final answer
    x = 5,413,180.59

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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.