Home / 10,114,929.60-15,172,394.40-5,792,542.80

Finding the Fourth Proportional to 10,114,929.60, 15,172,394.40 and 5,792,542.80

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Solution

The fourth proportional to 10,114,929.60, 15,172,394.40 and 5,792,542.80 is: 8,688,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114,929.60 : 15,172,394.40 = 5,792,542.80 : x
  2. Step 2: Convert to fraction form
    10,114,929.60/15,172,394.40 = 5,792,542.80/x
  3. Step 3: Cross multiply
    10,114,929.60x = 15,172,394.40 × 5,792,542.80
  4. Step 4: Simplify right side
    10,114,929.60x = 87,886,743,940,480.31
  5. Step 5: Solve for x
    x = 87,886,743,940,480.31/10,114,929.60
  6. Step 6: Final answer
    x = 8,688,814.20

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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.