Home / 18,725,427.10-28,095,139.05-7,373,789.02

Finding the Fourth Proportional to 18,725,427.10, 28,095,139.05 and 7,373,789.02

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Solution

The fourth proportional to 18,725,427.10, 28,095,139.05 and 7,373,789.02 is: 11,063,439.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725,427.10 : 28,095,139.05 = 7,373,789.02 : x
  2. Step 2: Convert to fraction form
    18,725,427.10/28,095,139.05 = 7,373,789.02/x
  3. Step 3: Cross multiply
    18,725,427.10x = 28,095,139.05 × 7,373,789.02
  4. Step 4: Simplify right side
    18,725,427.10x = 207,167,627,842,263.22
  5. Step 5: Solve for x
    x = 207,167,627,842,263.22/18,725,427.10
  6. Step 6: Final answer
    x = 11,063,439.39

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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.