Home / 38,844,323.13-53,604,337.91-21,202,639.77

Finding the Fourth Proportional to 38,844,323.13, 53,604,337.91 and 21,202,639.77

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Solution

The fourth proportional to 38,844,323.13, 53,604,337.91 and 21,202,639.77 is: 29,259,190.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,844,323.13 : 53,604,337.91 = 21,202,639.77 : x
  2. Step 2: Convert to fraction form
    38,844,323.13/53,604,337.91 = 21,202,639.77/x
  3. Step 3: Cross multiply
    38,844,323.13x = 53,604,337.91 × 21,202,639.77
  4. Step 4: Simplify right side
    38,844,323.13x = 1,136,553,466,709,071.50
  5. Step 5: Solve for x
    x = 1,136,553,466,709,071.50/38,844,323.13
  6. Step 6: Final answer
    x = 29,259,190.92

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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.