Home / 35,588,423.20-53,382,634.80-20,471,879.20

Finding the Fourth Proportional to 35,588,423.20, 53,382,634.80 and 20,471,879.20

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Solution

The fourth proportional to 35,588,423.20, 53,382,634.80 and 20,471,879.20 is: 30,707,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,588,423.20 : 53,382,634.80 = 20,471,879.20 : x
  2. Step 2: Convert to fraction form
    35,588,423.20/53,382,634.80 = 20,471,879.20/x
  3. Step 3: Cross multiply
    35,588,423.20x = 53,382,634.80 × 20,471,879.20
  4. Step 4: Simplify right side
    35,588,423.20x = 1,092,842,851,003,316
  5. Step 5: Solve for x
    x = 1,092,842,851,003,316/35,588,423.20
  6. Step 6: Final answer
    x = 30,707,818.80

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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.