Home / 18,604,053.60-27,909,805.40-10,418,336.70

Finding the Fourth Proportional to 18,604,053.60, 27,909,805.40 and 10,418,336.70

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Solution

The fourth proportional to 18,604,053.60, 27,909,805.40 and 10,418,336.70 is: 15,629,591.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,053.60 : 27,909,805.40 = 10,418,336.70 : x
  2. Step 2: Convert to fraction form
    18,604,053.60/27,909,805.40 = 10,418,336.70/x
  3. Step 3: Cross multiply
    18,604,053.60x = 27,909,805.40 × 10,418,336.70
  4. Step 4: Simplify right side
    18,604,053.60x = 290,773,749,888,678.12
  5. Step 5: Solve for x
    x = 290,773,749,888,678.12/18,604,053.60
  6. Step 6: Final answer
    x = 15,629,591.06

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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.