Home / 31,320,167.49-46,965,062.48-18,370,549.71

Finding the Fourth Proportional to 31,320,167.49, 46,965,062.48 and 18,370,549.71

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Solution

The fourth proportional to 31,320,167.49, 46,965,062.48 and 18,370,549.71 is: 27,546,915.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,320,167.49 : 46,965,062.48 = 18,370,549.71 : x
  2. Step 2: Convert to fraction form
    31,320,167.49/46,965,062.48 = 18,370,549.71/x
  3. Step 3: Cross multiply
    31,320,167.49x = 46,965,062.48 × 18,370,549.71
  4. Step 4: Simplify right side
    31,320,167.49x = 862,774,014,830,243.25
  5. Step 5: Solve for x
    x = 862,774,014,830,243.25/31,320,167.49
  6. Step 6: Final answer
    x = 27,546,915.74

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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.