Home / 49,620,801.60-74,431,202.40-47,388,749.40

Finding the Fourth Proportional to 49,620,801.60, 74,431,202.40 and 47,388,749.40

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Solution

The fourth proportional to 49,620,801.60, 74,431,202.40 and 47,388,749.40 is: 71,083,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,620,801.60 : 74,431,202.40 = 47,388,749.40 : x
  2. Step 2: Convert to fraction form
    49,620,801.60/74,431,202.40 = 47,388,749.40/x
  3. Step 3: Cross multiply
    49,620,801.60x = 74,431,202.40 × 47,388,749.40
  4. Step 4: Simplify right side
    49,620,801.60x = 3,527,201,598,074,278.50
  5. Step 5: Solve for x
    x = 3,527,201,598,074,278.50/49,620,801.60
  6. Step 6: Final answer
    x = 71,083,124.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.