Home / 51,025,200.15-70,420,179.04-31,190,575.74

Finding the Fourth Proportional to 51,025,200.15, 70,420,179.04 and 31,190,575.74

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Solution

The fourth proportional to 51,025,200.15, 70,420,179.04 and 31,190,575.74 is: 43,046,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,025,200.15 : 70,420,179.04 = 31,190,575.74 : x
  2. Step 2: Convert to fraction form
    51,025,200.15/70,420,179.04 = 31,190,575.74/x
  3. Step 3: Cross multiply
    51,025,200.15x = 70,420,179.04 × 31,190,575.74
  4. Step 4: Simplify right side
    51,025,200.15x = 2,196,445,927,673,219.75
  5. Step 5: Solve for x
    x = 2,196,445,927,673,219.75/51,025,200.15
  6. Step 6: Final answer
    x = 43,046,297.15

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1.5x scale

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.