Home / 27,683,247.13-38,203,973.89-15,922,496.77

Finding the Fourth Proportional to 27,683,247.13, 38,203,973.89 and 15,922,496.77

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Solution

The fourth proportional to 27,683,247.13, 38,203,973.89 and 15,922,496.77 is: 21,973,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,683,247.13 : 38,203,973.89 = 15,922,496.77 : x
  2. Step 2: Convert to fraction form
    27,683,247.13/38,203,973.89 = 15,922,496.77/x
  3. Step 3: Cross multiply
    27,683,247.13x = 38,203,973.89 × 15,922,496.77
  4. Step 4: Simplify right side
    27,683,247.13x = 608,302,650,729,373.25
  5. Step 5: Solve for x
    x = 608,302,650,729,373.25/27,683,247.13
  6. Step 6: Final answer
    x = 21,973,674.11

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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.