Home / 7,132,645.15-10,692,311.61-2,814,731.35

Finding the Fourth Proportional to 7,132,645.15, 10,692,311.61 and 2,814,731.35

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Solution

The fourth proportional to 7,132,645.15, 10,692,311.61 and 2,814,731.35 is: 4,219,470.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132,645.15 : 10,692,311.61 = 2,814,731.35 : x
  2. Step 2: Convert to fraction form
    7,132,645.15/10,692,311.61 = 2,814,731.35/x
  3. Step 3: Cross multiply
    7,132,645.15x = 10,692,311.61 × 2,814,731.35
  4. Step 4: Simplify right side
    7,132,645.15x = 30,095,984,692,635.97
  5. Step 5: Solve for x
    x = 30,095,984,692,635.97/7,132,645.15
  6. Step 6: Final answer
    x = 4,219,470.35

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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.