Home / 55,748,971.74-76,935,766.71-38,144,798.44

Finding the Fourth Proportional to 55,748,971.74, 76,935,766.71 and 38,144,798.44

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Solution

The fourth proportional to 55,748,971.74, 76,935,766.71 and 38,144,798.44 is: 52,641,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,748,971.74 : 76,935,766.71 = 38,144,798.44 : x
  2. Step 2: Convert to fraction form
    55,748,971.74/76,935,766.71 = 38,144,798.44/x
  3. Step 3: Cross multiply
    55,748,971.74x = 76,935,766.71 × 38,144,798.44
  4. Step 4: Simplify right side
    55,748,971.74x = 2,934,699,313,979,811.50
  5. Step 5: Solve for x
    x = 2,934,699,313,979,811.50/55,748,971.74
  6. Step 6: Final answer
    x = 52,641,317.37

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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.