Home / 72,562,625.82-100,136,404.71-39,967,577.82

Finding the Fourth Proportional to 72,562,625.82, 100,136,404.71 and 39,967,577.82

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Solution

The fourth proportional to 72,562,625.82, 100,136,404.71 and 39,967,577.82 is: 55,155,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,562,625.82 : 100,136,404.71 = 39,967,577.82 : x
  2. Step 2: Convert to fraction form
    72,562,625.82/100,136,404.71 = 39,967,577.82/x
  3. Step 3: Cross multiply
    72,562,625.82x = 100,136,404.71 × 39,967,577.82
  4. Step 4: Simplify right side
    72,562,625.82x = 4,002,209,547,861,939.50
  5. Step 5: Solve for x
    x = 4,002,209,547,861,939.50/72,562,625.82
  6. Step 6: Final answer
    x = 55,155,246.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.