Home / 27,157,742.25-37,476,543.48-15,397,801.74

Finding the Fourth Proportional to 27,157,742.25, 37,476,543.48 and 15,397,801.74

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Solution

The fourth proportional to 27,157,742.25, 37,476,543.48 and 15,397,801.74 is: 21,248,319.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,157,742.25 : 37,476,543.48 = 15,397,801.74 : x
  2. Step 2: Convert to fraction form
    27,157,742.25/37,476,543.48 = 15,397,801.74/x
  3. Step 3: Cross multiply
    27,157,742.25x = 37,476,543.48 × 15,397,801.74
  4. Step 4: Simplify right side
    27,157,742.25x = 577,056,386,405,529.62
  5. Step 5: Solve for x
    x = 577,056,386,405,529.62/27,157,742.25
  6. Step 6: Final answer
    x = 21,248,319.58

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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.