Home / 7,280,612.60-10,927,917.30-3,690,433.40

Finding the Fourth Proportional to 7,280,612.60, 10,927,917.30 and 3,690,433.40

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Solution

The fourth proportional to 7,280,612.60, 10,927,917.30 and 3,690,433.40 is: 5,539,197.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,612.60 : 10,927,917.30 = 3,690,433.40 : x
  2. Step 2: Convert to fraction form
    7,280,612.60/10,927,917.30 = 3,690,433.40/x
  3. Step 3: Cross multiply
    7,280,612.60x = 10,927,917.30 × 3,690,433.40
  4. Step 4: Simplify right side
    7,280,612.60x = 40,328,750,996,357.82
  5. Step 5: Solve for x
    x = 40,328,750,996,357.82/7,280,612.60
  6. Step 6: Final answer
    x = 5,539,197.48

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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.