Home / 35,447,218.80-53,170,828.20-30,345,385.20

Finding the Fourth Proportional to 35,447,218.80, 53,170,828.20 and 30,345,385.20

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Solution

The fourth proportional to 35,447,218.80, 53,170,828.20 and 30,345,385.20 is: 45,518,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447,218.80 : 53,170,828.20 = 30,345,385.20 : x
  2. Step 2: Convert to fraction form
    35,447,218.80/53,170,828.20 = 30,345,385.20/x
  3. Step 3: Cross multiply
    35,447,218.80x = 53,170,828.20 × 30,345,385.20
  4. Step 4: Simplify right side
    35,447,218.80x = 1,613,489,263,132,022.75
  5. Step 5: Solve for x
    x = 1,613,489,263,132,022.75/35,447,218.80
  6. Step 6: Final answer
    x = 45,518,077.80

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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.