Home / 31,584,033.32-43,586,266.44-18,531,514.32

Finding the Fourth Proportional to 31,584,033.32, 43,586,266.44 and 18,531,514.32

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Solution

The fourth proportional to 31,584,033.32, 43,586,266.44 and 18,531,514.32 is: 25,573,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,584,033.32 : 43,586,266.44 = 18,531,514.32 : x
  2. Step 2: Convert to fraction form
    31,584,033.32/43,586,266.44 = 18,531,514.32/x
  3. Step 3: Cross multiply
    31,584,033.32x = 43,586,266.44 × 18,531,514.32
  4. Step 4: Simplify right side
    31,584,033.32x = 807,719,520,688,195.38
  5. Step 5: Solve for x
    x = 807,719,520,688,195.38/31,584,033.32
  6. Step 6: Final answer
    x = 25,573,666.05

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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.