Home / 35,630,107.80-53,445,161.70-31,591,156.20

Finding the Fourth Proportional to 35,630,107.80, 53,445,161.70 and 31,591,156.20

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Solution

The fourth proportional to 35,630,107.80, 53,445,161.70 and 31,591,156.20 is: 47,386,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630,107.80 : 53,445,161.70 = 31,591,156.20 : x
  2. Step 2: Convert to fraction form
    35,630,107.80/53,445,161.70 = 31,591,156.20/x
  3. Step 3: Cross multiply
    35,630,107.80x = 53,445,161.70 × 31,591,156.20
  4. Step 4: Simplify right side
    35,630,107.80x = 1,688,394,451,398,957.50
  5. Step 5: Solve for x
    x = 1,688,394,451,398,957.50/35,630,107.80
  6. Step 6: Final answer
    x = 47,386,734.30

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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.