Home / 62,085,382.34-93,142,483.13-21,145,176.16

Finding the Fourth Proportional to 62,085,382.34, 93,142,483.13 and 21,145,176.16

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Solution

The fourth proportional to 62,085,382.34, 93,142,483.13 and 21,145,176.16 is: 31,722,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,085,382.34 : 93,142,483.13 = 21,145,176.16 : x
  2. Step 2: Convert to fraction form
    62,085,382.34/93,142,483.13 = 21,145,176.16/x
  3. Step 3: Cross multiply
    62,085,382.34x = 93,142,483.13 × 21,145,176.16
  4. Step 4: Simplify right side
    62,085,382.34x = 1,969,514,213,763,678
  5. Step 5: Solve for x
    x = 1,969,514,213,763,678/62,085,382.34
  6. Step 6: Final answer
    x = 31,722,671.90

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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.