Home / 55,047,615.80-75,963,765.42-30,267,629.16

Finding the Fourth Proportional to 55,047,615.80, 75,963,765.42 and 30,267,629.16

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Solution

The fourth proportional to 55,047,615.80, 75,963,765.42 and 30,267,629.16 is: 41,768,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,047,615.80 : 75,963,765.42 = 30,267,629.16 : x
  2. Step 2: Convert to fraction form
    55,047,615.80/75,963,765.42 = 30,267,629.16/x
  3. Step 3: Cross multiply
    55,047,615.80x = 75,963,765.42 × 30,267,629.16
  4. Step 4: Simplify right side
    55,047,615.80x = 2,299,243,081,329,791.50
  5. Step 5: Solve for x
    x = 2,299,243,081,329,791.50/55,047,615.80
  6. Step 6: Final answer
    x = 41,768,259.13

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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.