Home / 12,069,699.92-16,652,109.80-6,842,147.60

Finding the Fourth Proportional to 12,069,699.92, 16,652,109.80 and 6,842,147.60

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Solution

The fourth proportional to 12,069,699.92, 16,652,109.80 and 6,842,147.60 is: 9,439,853.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069,699.92 : 16,652,109.80 = 6,842,147.60 : x
  2. Step 2: Convert to fraction form
    12,069,699.92/16,652,109.80 = 6,842,147.60/x
  3. Step 3: Cross multiply
    12,069,699.92x = 16,652,109.80 × 6,842,147.60
  4. Step 4: Simplify right side
    12,069,699.92x = 113,936,193,103,006.48
  5. Step 5: Solve for x
    x = 113,936,193,103,006.48/12,069,699.92
  6. Step 6: Final answer
    x = 9,439,853.01

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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.