Home / 34,184,420.07-47,166,957.88-20,238,850.54

Finding the Fourth Proportional to 34,184,420.07, 47,166,957.88 and 20,238,850.54

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Solution

The fourth proportional to 34,184,420.07, 47,166,957.88 and 20,238,850.54 is: 27,925,148.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,184,420.07 : 47,166,957.88 = 20,238,850.54 : x
  2. Step 2: Convert to fraction form
    34,184,420.07/47,166,957.88 = 20,238,850.54/x
  3. Step 3: Cross multiply
    34,184,420.07x = 47,166,957.88 × 20,238,850.54
  4. Step 4: Simplify right side
    34,184,420.07x = 954,605,010,959,795.25
  5. Step 5: Solve for x
    x = 954,605,010,959,795.25/34,184,420.07
  6. Step 6: Final answer
    x = 27,925,148.62

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1.5x scale

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.