Home / 63,812,220.86-95,698,254.26-20,671,415.12

Finding the Fourth Proportional to 63,812,220.86, 95,698,254.26 and 20,671,415.12

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Solution

The fourth proportional to 63,812,220.86, 95,698,254.26 and 20,671,415.12 is: 31,000,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,812,220.86 : 95,698,254.26 = 20,671,415.12 : x
  2. Step 2: Convert to fraction form
    63,812,220.86/95,698,254.26 = 20,671,415.12/x
  3. Step 3: Cross multiply
    63,812,220.86x = 95,698,254.26 × 20,671,415.12
  4. Step 4: Simplify right side
    63,812,220.86x = 1,978,218,340,067,768.50
  5. Step 5: Solve for x
    x = 1,978,218,340,067,768.50/63,812,220.86
  6. Step 6: Final answer
    x = 31,000,618.90

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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.