Home / 7,132,643.15-10,692,308.61-2,814,729.35

Finding the Fourth Proportional to 7,132,643.15, 10,692,308.61 and 2,814,729.35

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Solution

The fourth proportional to 7,132,643.15, 10,692,308.61 and 2,814,729.35 is: 4,219,467.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132,643.15 : 10,692,308.61 = 2,814,729.35 : x
  2. Step 2: Convert to fraction form
    7,132,643.15/10,692,308.61 = 2,814,729.35/x
  3. Step 3: Cross multiply
    7,132,643.15x = 10,692,308.61 × 2,814,729.35
  4. Step 4: Simplify right side
    7,132,643.15x = 30,095,954,810,363.16
  5. Step 5: Solve for x
    x = 30,095,954,810,363.16/7,132,643.15
  6. Step 6: Final answer
    x = 4,219,467.34

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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.