Home / 18,604,045.60-27,909,793.40-10,418,328.70

Finding the Fourth Proportional to 18,604,045.60, 27,909,793.40 and 10,418,328.70

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Solution

The fourth proportional to 18,604,045.60, 27,909,793.40 and 10,418,328.70 is: 15,629,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,045.60 : 27,909,793.40 = 10,418,328.70 : x
  2. Step 2: Convert to fraction form
    18,604,045.60/27,909,793.40 = 10,418,328.70/x
  3. Step 3: Cross multiply
    18,604,045.60x = 27,909,793.40 × 10,418,328.70
  4. Step 4: Simplify right side
    18,604,045.60x = 290,773,401,590,290.56
  5. Step 5: Solve for x
    x = 290,773,401,590,290.56/18,604,045.60
  6. Step 6: Final answer
    x = 15,629,579.06

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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.