Home / 40,638,715.35-56,081,574.03-22,053,851.46

Finding the Fourth Proportional to 40,638,715.35, 56,081,574.03 and 22,053,851.46

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Solution

The fourth proportional to 40,638,715.35, 56,081,574.03 and 22,053,851.46 is: 30,434,394.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,638,715.35 : 56,081,574.03 = 22,053,851.46 : x
  2. Step 2: Convert to fraction form
    40,638,715.35/56,081,574.03 = 22,053,851.46/x
  3. Step 3: Cross multiply
    40,638,715.35x = 56,081,574.03 × 22,053,851.46
  4. Step 4: Simplify right side
    40,638,715.35x = 1,236,814,703,300,613.75
  5. Step 5: Solve for x
    x = 1,236,814,703,300,613.75/40,638,715.35
  6. Step 6: Final answer
    x = 30,434,394.71

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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.