Home / 31,626,978.77-47,431,161.70-14,345,181.65

Finding the Fourth Proportional to 31,626,978.77, 47,431,161.70 and 14,345,181.65

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Solution

The fourth proportional to 31,626,978.77, 47,431,161.70 and 14,345,181.65 is: 21,513,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,626,978.77 : 47,431,161.70 = 14,345,181.65 : x
  2. Step 2: Convert to fraction form
    31,626,978.77/47,431,161.70 = 14,345,181.65/x
  3. Step 3: Cross multiply
    31,626,978.77x = 47,431,161.70 × 14,345,181.65
  4. Step 4: Simplify right side
    31,626,978.77x = 680,408,630,457,022.88
  5. Step 5: Solve for x
    x = 680,408,630,457,022.88/31,626,978.77
  6. Step 6: Final answer
    x = 21,513,551.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.