Home / 54,865,643.60-82,214,484.60-51,842,334.80

Finding the Fourth Proportional to 54,865,643.60, 82,214,484.60 and 51,842,334.80

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Solution

The fourth proportional to 54,865,643.60, 82,214,484.60 and 51,842,334.80 is: 77,684,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,865,643.60 : 82,214,484.60 = 51,842,334.80 : x
  2. Step 2: Convert to fraction form
    54,865,643.60/82,214,484.60 = 51,842,334.80/x
  3. Step 3: Cross multiply
    54,865,643.60x = 82,214,484.60 × 51,842,334.80
  4. Step 4: Simplify right side
    54,865,643.60x = 4,262,190,836,042,643.50
  5. Step 5: Solve for x
    x = 4,262,190,836,042,643.50/54,865,643.60
  6. Step 6: Final answer
    x = 77,684,149.07

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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.