Home / 6,446,603.88-8,909,072.32-5,283,215.56

Finding the Fourth Proportional to 6,446,603.88, 8,909,072.32 and 5,283,215.56

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Solution

The fourth proportional to 6,446,603.88, 8,909,072.32 and 5,283,215.56 is: 7,301,293.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,603.88 : 8,909,072.32 = 5,283,215.56 : x
  2. Step 2: Convert to fraction form
    6,446,603.88/8,909,072.32 = 5,283,215.56/x
  3. Step 3: Cross multiply
    6,446,603.88x = 8,909,072.32 × 5,283,215.56
  4. Step 4: Simplify right side
    6,446,603.88x = 47,068,549,503,825.91
  5. Step 5: Solve for x
    x = 47,068,549,503,825.91/6,446,603.88
  6. Step 6: Final answer
    x = 7,301,293.89

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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.