Home / 27,448,398.80-37,878,059.40-15,845,570

Finding the Fourth Proportional to 27,448,398.80, 37,878,059.40 and 15,845,570

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Solution

The fourth proportional to 27,448,398.80, 37,878,059.40 and 15,845,570 is: 21,866,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,448,398.80 : 37,878,059.40 = 15,845,570 : x
  2. Step 2: Convert to fraction form
    27,448,398.80/37,878,059.40 = 15,845,570/x
  3. Step 3: Cross multiply
    27,448,398.80x = 37,878,059.40 × 15,845,570
  4. Step 4: Simplify right side
    27,448,398.80x = 600,199,441,686,858
  5. Step 5: Solve for x
    x = 600,199,441,686,858/27,448,398.80
  6. Step 6: Final answer
    x = 21,866,464.64

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1.5x scale

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.