Home / 53,975,102.85-74,479,240.76-30,452,268.42

Finding the Fourth Proportional to 53,975,102.85, 74,479,240.76 and 30,452,268.42

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Solution

The fourth proportional to 53,975,102.85, 74,479,240.76 and 30,452,268.42 is: 42,020,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,975,102.85 : 74,479,240.76 = 30,452,268.42 : x
  2. Step 2: Convert to fraction form
    53,975,102.85/74,479,240.76 = 30,452,268.42/x
  3. Step 3: Cross multiply
    53,975,102.85x = 74,479,240.76 × 30,452,268.42
  4. Step 4: Simplify right side
    53,975,102.85x = 2,268,061,831,189,063.50
  5. Step 5: Solve for x
    x = 2,268,061,831,189,063.50/53,975,102.85
  6. Step 6: Final answer
    x = 42,020,518.93

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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.