Home / 51,651,763.90-71,282,656.47-28,446,884.98

Finding the Fourth Proportional to 51,651,763.90, 71,282,656.47 and 28,446,884.98

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Solution

The fourth proportional to 51,651,763.90, 71,282,656.47 and 28,446,884.98 is: 39,258,475.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,651,763.90 : 71,282,656.47 = 28,446,884.98 : x
  2. Step 2: Convert to fraction form
    51,651,763.90/71,282,656.47 = 28,446,884.98/x
  3. Step 3: Cross multiply
    51,651,763.90x = 71,282,656.47 × 28,446,884.98
  4. Step 4: Simplify right side
    51,651,763.90x = 2,027,769,529,670,942.75
  5. Step 5: Solve for x
    x = 2,027,769,529,670,942.75/51,651,763.90
  6. Step 6: Final answer
    x = 39,258,475.93

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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.