Home / 45,638,567.36-62,961,429.48-30,190,211.72

Finding the Fourth Proportional to 45,638,567.36, 62,961,429.48 and 30,190,211.72

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Solution

The fourth proportional to 45,638,567.36, 62,961,429.48 and 30,190,211.72 is: 41,649,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,638,567.36 : 62,961,429.48 = 30,190,211.72 : x
  2. Step 2: Convert to fraction form
    45,638,567.36/62,961,429.48 = 30,190,211.72/x
  3. Step 3: Cross multiply
    45,638,567.36x = 62,961,429.48 × 30,190,211.72
  4. Step 4: Simplify right side
    45,638,567.36x = 1,900,818,886,195,049.25
  5. Step 5: Solve for x
    x = 1,900,818,886,195,049.25/45,638,567.36
  6. Step 6: Final answer
    x = 41,649,398.66

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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.