Home / 19,122,507.66-28,689,346.22-6,168,372.06

Finding the Fourth Proportional to 19,122,507.66, 28,689,346.22 and 6,168,372.06

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Solution

The fourth proportional to 19,122,507.66, 28,689,346.22 and 6,168,372.06 is: 9,254,359.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122,507.66 : 28,689,346.22 = 6,168,372.06 : x
  2. Step 2: Convert to fraction form
    19,122,507.66/28,689,346.22 = 6,168,372.06/x
  3. Step 3: Cross multiply
    19,122,507.66x = 28,689,346.22 × 6,168,372.06
  4. Step 4: Simplify right side
    19,122,507.66x = 176,966,561,643,114.59
  5. Step 5: Solve for x
    x = 176,966,561,643,114.59/19,122,507.66
  6. Step 6: Final answer
    x = 9,254,359.56

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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.