Home / 5,165,139.60-7,749,091.80-4,608,032.40

Finding the Fourth Proportional to 5,165,139.60, 7,749,091.80 and 4,608,032.40

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Solution

The fourth proportional to 5,165,139.60, 7,749,091.80 and 4,608,032.40 is: 6,913,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165,139.60 : 7,749,091.80 = 4,608,032.40 : x
  2. Step 2: Convert to fraction form
    5,165,139.60/7,749,091.80 = 4,608,032.40/x
  3. Step 3: Cross multiply
    5,165,139.60x = 7,749,091.80 × 4,608,032.40
  4. Step 4: Simplify right side
    5,165,139.60x = 35,708,066,084,974.32
  5. Step 5: Solve for x
    x = 35,708,066,084,974.32/5,165,139.60
  6. Step 6: Final answer
    x = 6,913,281.90

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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.