Home / 45,317,733.02-67,976,537.98-21,043,386.22

Finding the Fourth Proportional to 45,317,733.02, 67,976,537.98 and 21,043,386.22

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Solution

The fourth proportional to 45,317,733.02, 67,976,537.98 and 21,043,386.22 is: 31,565,050.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,317,733.02 : 67,976,537.98 = 21,043,386.22 : x
  2. Step 2: Convert to fraction form
    45,317,733.02/67,976,537.98 = 21,043,386.22/x
  3. Step 3: Cross multiply
    45,317,733.02x = 67,976,537.98 × 21,043,386.22
  4. Step 4: Simplify right side
    45,317,733.02x = 1,430,456,542,611,638.75
  5. Step 5: Solve for x
    x = 1,430,456,542,611,638.75/45,317,733.02
  6. Step 6: Final answer
    x = 31,565,050.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.