Home / 32,900,382.09-45,403,946.37-18,216,048.69

Finding the Fourth Proportional to 32,900,382.09, 45,403,946.37 and 18,216,048.69

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Solution

The fourth proportional to 32,900,382.09, 45,403,946.37 and 18,216,048.69 is: 25,138,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900,382.09 : 45,403,946.37 = 18,216,048.69 : x
  2. Step 2: Convert to fraction form
    32,900,382.09/45,403,946.37 = 18,216,048.69/x
  3. Step 3: Cross multiply
    32,900,382.09x = 45,403,946.37 × 18,216,048.69
  4. Step 4: Simplify right side
    32,900,382.09x = 827,080,497,794,068.75
  5. Step 5: Solve for x
    x = 827,080,497,794,068.75/32,900,382.09
  6. Step 6: Final answer
    x = 25,138,932.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.