Home / 49,166,823.48-67,849,829.10-28,542,187.32

Finding the Fourth Proportional to 49,166,823.48, 67,849,829.10 and 28,542,187.32

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Solution

The fourth proportional to 49,166,823.48, 67,849,829.10 and 28,542,187.32 is: 39,387,993.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,166,823.48 : 67,849,829.10 = 28,542,187.32 : x
  2. Step 2: Convert to fraction form
    49,166,823.48/67,849,829.10 = 28,542,187.32/x
  3. Step 3: Cross multiply
    49,166,823.48x = 67,849,829.10 × 28,542,187.32
  4. Step 4: Simplify right side
    49,166,823.48x = 1,936,582,531,802,186.75
  5. Step 5: Solve for x
    x = 1,936,582,531,802,186.75/49,166,823.48
  6. Step 6: Final answer
    x = 39,387,993.67

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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.