Home / 38,532,129.80-57,798,194.70-15,829,320.20

Finding the Fourth Proportional to 38,532,129.80, 57,798,194.70 and 15,829,320.20

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Solution

The fourth proportional to 38,532,129.80, 57,798,194.70 and 15,829,320.20 is: 23,743,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,532,129.80 : 57,798,194.70 = 15,829,320.20 : x
  2. Step 2: Convert to fraction form
    38,532,129.80/57,798,194.70 = 15,829,320.20/x
  3. Step 3: Cross multiply
    38,532,129.80x = 57,798,194.70 × 15,829,320.20
  4. Step 4: Simplify right side
    38,532,129.80x = 914,906,130,888,243
  5. Step 5: Solve for x
    x = 914,906,130,888,243/38,532,129.80
  6. Step 6: Final answer
    x = 23,743,980.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.