Home / 5,370,489.60-8,055,734.40-5,164,051.20

Finding the Fourth Proportional to 5,370,489.60, 8,055,734.40 and 5,164,051.20

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Solution

The fourth proportional to 5,370,489.60, 8,055,734.40 and 5,164,051.20 is: 7,746,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,489.60 : 8,055,734.40 = 5,164,051.20 : x
  2. Step 2: Convert to fraction form
    5,370,489.60/8,055,734.40 = 5,164,051.20/x
  3. Step 3: Cross multiply
    5,370,489.60x = 8,055,734.40 × 5,164,051.20
  4. Step 4: Simplify right side
    5,370,489.60x = 41,600,224,895,201.28
  5. Step 5: Solve for x
    x = 41,600,224,895,201.28/5,370,489.60
  6. Step 6: Final answer
    x = 7,746,076.80

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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.