Home / 12,427,982.48-17,151,147.93-6,921,357.32

Finding the Fourth Proportional to 12,427,982.48, 17,151,147.93 and 6,921,357.32

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Solution

The fourth proportional to 12,427,982.48, 17,151,147.93 and 6,921,357.32 is: 9,551,769.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,427,982.48 : 17,151,147.93 = 6,921,357.32 : x
  2. Step 2: Convert to fraction form
    12,427,982.48/17,151,147.93 = 6,921,357.32/x
  3. Step 3: Cross multiply
    12,427,982.48x = 17,151,147.93 × 6,921,357.32
  4. Step 4: Simplify right side
    12,427,982.48x = 118,709,223,271,708.34
  5. Step 5: Solve for x
    x = 118,709,223,271,708.34/12,427,982.48
  6. Step 6: Final answer
    x = 9,551,769.44

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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.