Home / 61,618,208.34-85,035,784.68-34,116,136.50

Finding the Fourth Proportional to 61,618,208.34, 85,035,784.68 and 34,116,136.50

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Solution

The fourth proportional to 61,618,208.34, 85,035,784.68 and 34,116,136.50 is: 47,081,739.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,618,208.34 : 85,035,784.68 = 34,116,136.50 : x
  2. Step 2: Convert to fraction form
    61,618,208.34/85,035,784.68 = 34,116,136.50/x
  3. Step 3: Cross multiply
    61,618,208.34x = 85,035,784.68 × 34,116,136.50
  4. Step 4: Simplify right side
    61,618,208.34x = 2,901,092,437,527,489
  5. Step 5: Solve for x
    x = 2,901,092,437,527,489/61,618,208.34
  6. Step 6: Final answer
    x = 47,081,739.57

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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.