Home / 16,918,316.73-25,378,461.95-4,786,765.29

Finding the Fourth Proportional to 16,918,316.73, 25,378,461.95 and 4,786,765.29

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Solution

The fourth proportional to 16,918,316.73, 25,378,461.95 and 4,786,765.29 is: 7,180,427.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918,316.73 : 25,378,461.95 = 4,786,765.29 : x
  2. Step 2: Convert to fraction form
    16,918,316.73/25,378,461.95 = 4,786,765.29/x
  3. Step 3: Cross multiply
    16,918,316.73x = 25,378,461.95 × 4,786,765.29
  4. Step 4: Simplify right side
    16,918,316.73x = 121,480,740,751,911.89
  5. Step 5: Solve for x
    x = 121,480,740,751,911.89/16,918,316.73
  6. Step 6: Final answer
    x = 7,180,427.15

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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.