Home / 36,165,284-49,908,111.36-19,868,809.76

Finding the Fourth Proportional to 36,165,284, 49,908,111.36 and 19,868,809.76

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Solution

The fourth proportional to 36,165,284, 49,908,111.36 and 19,868,809.76 is: 27,418,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,165,284 : 49,908,111.36 = 19,868,809.76 : x
  2. Step 2: Convert to fraction form
    36,165,284/49,908,111.36 = 19,868,809.76/x
  3. Step 3: Cross multiply
    36,165,284x = 49,908,111.36 × 19,868,809.76
  4. Step 4: Simplify right side
    36,165,284x = 991,614,770,092,735
  5. Step 5: Solve for x
    x = 991,614,770,092,735/36,165,284
  6. Step 6: Final answer
    x = 27,418,968.15

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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.