Home / 8,998,036.20-13,486,556.70-3,604,019.40

Finding the Fourth Proportional to 8,998,036.20, 13,486,556.70 and 3,604,019.40

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Solution

The fourth proportional to 8,998,036.20, 13,486,556.70 and 3,604,019.40 is: 5,401,824.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,998,036.20 : 13,486,556.70 = 3,604,019.40 : x
  2. Step 2: Convert to fraction form
    8,998,036.20/13,486,556.70 = 3,604,019.40/x
  3. Step 3: Cross multiply
    8,998,036.20x = 13,486,556.70 × 3,604,019.40
  4. Step 4: Simplify right side
    8,998,036.20x = 48,605,811,985,999.98
  5. Step 5: Solve for x
    x = 48,605,811,985,999.98/8,998,036.20
  6. Step 6: Final answer
    x = 5,401,824.45

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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.