Home / 30,213,447.70-45,320,171.55-26,103,637.30

Finding the Fourth Proportional to 30,213,447.70, 45,320,171.55 and 26,103,637.30

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Solution

The fourth proportional to 30,213,447.70, 45,320,171.55 and 26,103,637.30 is: 39,155,455.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,447.70 : 45,320,171.55 = 26,103,637.30 : x
  2. Step 2: Convert to fraction form
    30,213,447.70/45,320,171.55 = 26,103,637.30/x
  3. Step 3: Cross multiply
    30,213,447.70x = 45,320,171.55 × 26,103,637.30
  4. Step 4: Simplify right side
    30,213,447.70x = 1,183,021,320,514,978.75
  5. Step 5: Solve for x
    x = 1,183,021,320,514,978.75/30,213,447.70
  6. Step 6: Final answer
    x = 39,155,455.95

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1.5x scale

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.