Home / 45,108,914.02-67,691,834.63-19,201,174.18

Finding the Fourth Proportional to 45,108,914.02, 67,691,834.63 and 19,201,174.18

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Solution

The fourth proportional to 45,108,914.02, 67,691,834.63 and 19,201,174.18 is: 28,813,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,108,914.02 : 67,691,834.63 = 19,201,174.18 : x
  2. Step 2: Convert to fraction form
    45,108,914.02/67,691,834.63 = 19,201,174.18/x
  3. Step 3: Cross multiply
    45,108,914.02x = 67,691,834.63 × 19,201,174.18
  4. Step 4: Simplify right side
    45,108,914.02x = 1,299,762,707,294,385.75
  5. Step 5: Solve for x
    x = 1,299,762,707,294,385.75/45,108,914.02
  6. Step 6: Final answer
    x = 28,813,877.16

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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.