Home / 38,084,387.84-52,556,264.88-20,680,578.08

Finding the Fourth Proportional to 38,084,387.84, 52,556,264.88 and 20,680,578.08

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Solution

The fourth proportional to 38,084,387.84, 52,556,264.88 and 20,680,578.08 is: 28,539,094.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,084,387.84 : 52,556,264.88 = 20,680,578.08 : x
  2. Step 2: Convert to fraction form
    38,084,387.84/52,556,264.88 = 20,680,578.08/x
  3. Step 3: Cross multiply
    38,084,387.84x = 52,556,264.88 × 20,680,578.08
  4. Step 4: Simplify right side
    38,084,387.84x = 1,086,893,939,444,001.75
  5. Step 5: Solve for x
    x = 1,086,893,939,444,001.75/38,084,387.84
  6. Step 6: Final answer
    x = 28,539,094.39

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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.