Home / 61,038,563.04-91,554,136.53-21,648,768.48

Finding the Fourth Proportional to 61,038,563.04, 91,554,136.53 and 21,648,768.48

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Solution

The fourth proportional to 61,038,563.04, 91,554,136.53 and 21,648,768.48 is: 32,471,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,038,563.04 : 91,554,136.53 = 21,648,768.48 : x
  2. Step 2: Convert to fraction form
    61,038,563.04/91,554,136.53 = 21,648,768.48/x
  3. Step 3: Cross multiply
    61,038,563.04x = 91,554,136.53 × 21,648,768.48
  4. Step 4: Simplify right side
    61,038,563.04x = 1,982,034,305,124,280.75
  5. Step 5: Solve for x
    x = 1,982,034,305,124,280.75/61,038,563.04
  6. Step 6: Final answer
    x = 32,471,837.58

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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.