Home / 55,748,975.49-76,935,771.89-38,144,802.19

Finding the Fourth Proportional to 55,748,975.49, 76,935,771.89 and 38,144,802.19

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Solution

The fourth proportional to 55,748,975.49, 76,935,771.89 and 38,144,802.19 is: 52,641,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,748,975.49 : 76,935,771.89 = 38,144,802.19 : x
  2. Step 2: Convert to fraction form
    55,748,975.49/76,935,771.89 = 38,144,802.19/x
  3. Step 3: Cross multiply
    55,748,975.49x = 76,935,771.89 × 38,144,802.19
  4. Step 4: Simplify right side
    55,748,975.49x = 2,934,699,800,079,012.50
  5. Step 5: Solve for x
    x = 2,934,699,800,079,012.50/55,748,975.49
  6. Step 6: Final answer
    x = 52,641,322.54

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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.