Home / 10,370,085.60-15,555,128.40-2,797,816.80

Finding the Fourth Proportional to 10,370,085.60, 15,555,128.40 and 2,797,816.80

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Solution

The fourth proportional to 10,370,085.60, 15,555,128.40 and 2,797,816.80 is: 4,196,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370,085.60 : 15,555,128.40 = 2,797,816.80 : x
  2. Step 2: Convert to fraction form
    10,370,085.60/15,555,128.40 = 2,797,816.80/x
  3. Step 3: Cross multiply
    10,370,085.60x = 15,555,128.40 × 2,797,816.80
  4. Step 4: Simplify right side
    10,370,085.60x = 43,520,399,563,677.12
  5. Step 5: Solve for x
    x = 43,520,399,563,677.12/10,370,085.60
  6. Step 6: Final answer
    x = 4,196,725.20

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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.