Home / 27,448,412.80-37,878,078.72-15,845,584

Finding the Fourth Proportional to 27,448,412.80, 37,878,078.72 and 15,845,584

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Solution

The fourth proportional to 27,448,412.80, 37,878,078.72 and 15,845,584 is: 21,866,483.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,448,412.80 : 37,878,078.72 = 15,845,584 : x
  2. Step 2: Convert to fraction form
    27,448,412.80/37,878,078.72 = 15,845,584/x
  3. Step 3: Cross multiply
    27,448,412.80x = 37,878,078.72 × 15,845,584
  4. Step 4: Simplify right side
    27,448,412.80x = 600,200,278,116,372.50
  5. Step 5: Solve for x
    x = 600,200,278,116,372.50/27,448,412.80
  6. Step 6: Final answer
    x = 21,866,483.96

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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.