Home / 12,841,630.47-19,265,410.31-4,321,758.87

Finding the Fourth Proportional to 12,841,630.47, 19,265,410.31 and 4,321,758.87

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Solution

The fourth proportional to 12,841,630.47, 19,265,410.31 and 4,321,758.87 is: 6,483,636.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841,630.47 : 19,265,410.31 = 4,321,758.87 : x
  2. Step 2: Convert to fraction form
    12,841,630.47/19,265,410.31 = 4,321,758.87/x
  3. Step 3: Cross multiply
    12,841,630.47x = 19,265,410.31 × 4,321,758.87
  4. Step 4: Simplify right side
    12,841,630.47x = 83,260,457,869,823.16
  5. Step 5: Solve for x
    x = 83,260,457,869,823.16/12,841,630.47
  6. Step 6: Final answer
    x = 6,483,636.02

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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.