Home / 6,128,301.60-9,197,701.20-2,721,830.40

Finding the Fourth Proportional to 6,128,301.60, 9,197,701.20 and 2,721,830.40

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Solution

The fourth proportional to 6,128,301.60, 9,197,701.20 and 2,721,830.40 is: 4,085,076.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,301.60 : 9,197,701.20 = 2,721,830.40 : x
  2. Step 2: Convert to fraction form
    6,128,301.60/9,197,701.20 = 2,721,830.40/x
  3. Step 3: Cross multiply
    6,128,301.60x = 9,197,701.20 × 2,721,830.40
  4. Step 4: Simplify right side
    6,128,301.60x = 25,034,582,736,276.48
  5. Step 5: Solve for x
    x = 25,034,582,736,276.48/6,128,301.60
  6. Step 6: Final answer
    x = 4,085,076.81

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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.