Home / 7,781,500.80-10,738,025.64-4,343,959.62

Finding the Fourth Proportional to 7,781,500.80, 10,738,025.64 and 4,343,959.62

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Solution

The fourth proportional to 7,781,500.80, 10,738,025.64 and 4,343,959.62 is: 5,994,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781,500.80 : 10,738,025.64 = 4,343,959.62 : x
  2. Step 2: Convert to fraction form
    7,781,500.80/10,738,025.64 = 4,343,959.62/x
  3. Step 3: Cross multiply
    7,781,500.80x = 10,738,025.64 × 4,343,959.62
  4. Step 4: Simplify right side
    7,781,500.80x = 46,645,549,778,684.66
  5. Step 5: Solve for x
    x = 46,645,549,778,684.66/7,781,500.80
  6. Step 6: Final answer
    x = 5,994,415.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.