Home / 31,124,497.56-42,944,242.14-18,244,953.24

Finding the Fourth Proportional to 31,124,497.56, 42,944,242.14 and 18,244,953.24

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Solution

The fourth proportional to 31,124,497.56, 42,944,242.14 and 18,244,953.24 is: 25,173,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,124,497.56 : 42,944,242.14 = 18,244,953.24 : x
  2. Step 2: Convert to fraction form
    31,124,497.56/42,944,242.14 = 18,244,953.24/x
  3. Step 3: Cross multiply
    31,124,497.56x = 42,944,242.14 × 18,244,953.24
  4. Step 4: Simplify right side
    31,124,497.56x = 783,515,689,771,537.50
  5. Step 5: Solve for x
    x = 783,515,689,771,537.50/31,124,497.56
  6. Step 6: Final answer
    x = 25,173,601.22

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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.