Home / 28,097,436.48-38,780,700.10-17,081,845.52

Finding the Fourth Proportional to 28,097,436.48, 38,780,700.10 and 17,081,845.52

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Solution

The fourth proportional to 28,097,436.48, 38,780,700.10 and 17,081,845.52 is: 23,576,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,097,436.48 : 38,780,700.10 = 17,081,845.52 : x
  2. Step 2: Convert to fraction form
    28,097,436.48/38,780,700.10 = 17,081,845.52/x
  3. Step 3: Cross multiply
    28,097,436.48x = 38,780,700.10 × 17,081,845.52
  4. Step 4: Simplify right side
    28,097,436.48x = 662,445,928,265,648.50
  5. Step 5: Solve for x
    x = 662,445,928,265,648.50/28,097,436.48
  6. Step 6: Final answer
    x = 23,576,739.06

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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.