Home / 34,210,301.80-47,192,317.84-21,153,386.92

Finding the Fourth Proportional to 34,210,301.80, 47,192,317.84 and 21,153,386.92

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Solution

The fourth proportional to 34,210,301.80, 47,192,317.84 and 21,153,386.92 is: 29,180,606.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,210,301.80 : 47,192,317.84 = 21,153,386.92 : x
  2. Step 2: Convert to fraction form
    34,210,301.80/47,192,317.84 = 21,153,386.92/x
  3. Step 3: Cross multiply
    34,210,301.80x = 47,192,317.84 × 21,153,386.92
  4. Step 4: Simplify right side
    34,210,301.80x = 998,277,358,921,138.88
  5. Step 5: Solve for x
    x = 998,277,358,921,138.88/34,210,301.80
  6. Step 6: Final answer
    x = 29,180,606.61

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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.