Home / 55,402,058.05-76,453,506.53-30,283,040.16

Finding the Fourth Proportional to 55,402,058.05, 76,453,506.53 and 30,283,040.16

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Solution

The fourth proportional to 55,402,058.05, 76,453,506.53 and 30,283,040.16 is: 41,789,866.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,402,058.05 : 76,453,506.53 = 30,283,040.16 : x
  2. Step 2: Convert to fraction form
    55,402,058.05/76,453,506.53 = 30,283,040.16/x
  3. Step 3: Cross multiply
    55,402,058.05x = 76,453,506.53 × 30,283,040.16
  4. Step 4: Simplify right side
    55,402,058.05x = 2,315,244,608,620,812.50
  5. Step 5: Solve for x
    x = 2,315,244,608,620,812.50/55,402,058.05
  6. Step 6: Final answer
    x = 41,789,866.48

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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.