Home / 9,334,782-12,881,999.52-5,042,430

Finding the Fourth Proportional to 9,334,782, 12,881,999.52 and 5,042,430

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Solution

The fourth proportional to 9,334,782, 12,881,999.52 and 5,042,430 is: 6,958,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,334,782 : 12,881,999.52 = 5,042,430 : x
  2. Step 2: Convert to fraction form
    9,334,782/12,881,999.52 = 5,042,430/x
  3. Step 3: Cross multiply
    9,334,782x = 12,881,999.52 × 5,042,430
  4. Step 4: Simplify right side
    9,334,782x = 64,956,580,839,633.60
  5. Step 5: Solve for x
    x = 64,956,580,839,633.60/9,334,782
  6. Step 6: Final answer
    x = 6,958,553.59

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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.