Home / 12,570,434.86-18,847,935.54-4,885,106.12

Finding the Fourth Proportional to 12,570,434.86, 18,847,935.54 and 4,885,106.12

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Solution

The fourth proportional to 12,570,434.86, 18,847,935.54 and 4,885,106.12 is: 7,324,660.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570,434.86 : 18,847,935.54 = 4,885,106.12 : x
  2. Step 2: Convert to fraction form
    12,570,434.86/18,847,935.54 = 4,885,106.12/x
  3. Step 3: Cross multiply
    12,570,434.86x = 18,847,935.54 × 4,885,106.12
  4. Step 4: Simplify right side
    12,570,434.86x = 92,074,165,255,819.50
  5. Step 5: Solve for x
    x = 92,074,165,255,819.50/12,570,434.86
  6. Step 6: Final answer
    x = 7,324,660.31

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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.