Home / 51,400,929.89-70,932,621.48-29,374,177.07

Finding the Fourth Proportional to 51,400,929.89, 70,932,621.48 and 29,374,177.07

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Solution

The fourth proportional to 51,400,929.89, 70,932,621.48 and 29,374,177.07 is: 40,535,986.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,400,929.89 : 70,932,621.48 = 29,374,177.07 : x
  2. Step 2: Convert to fraction form
    51,400,929.89/70,932,621.48 = 29,374,177.07/x
  3. Step 3: Cross multiply
    51,400,929.89x = 70,932,621.48 × 29,374,177.07
  4. Step 4: Simplify right side
    51,400,929.89x = 2,083,587,383,038,142.50
  5. Step 5: Solve for x
    x = 2,083,587,383,038,142.50/51,400,929.89
  6. Step 6: Final answer
    x = 40,535,986.17

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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.