Home / 62,085,381.34-93,142,481.63-21,145,175.16

Finding the Fourth Proportional to 62,085,381.34, 93,142,481.63 and 21,145,175.16

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Solution

The fourth proportional to 62,085,381.34, 93,142,481.63 and 21,145,175.16 is: 31,722,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,085,381.34 : 93,142,481.63 = 21,145,175.16 : x
  2. Step 2: Convert to fraction form
    62,085,381.34/93,142,481.63 = 21,145,175.16/x
  3. Step 3: Cross multiply
    62,085,381.34x = 93,142,481.63 × 21,145,175.16
  4. Step 4: Simplify right side
    62,085,381.34x = 1,969,514,088,797,706.50
  5. Step 5: Solve for x
    x = 1,969,514,088,797,706.50/62,085,381.34
  6. Step 6: Final answer
    x = 31,722,670.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.