Home / 25,407,832.02-38,111,672.62-7,212,042.60

Finding the Fourth Proportional to 25,407,832.02, 38,111,672.62 and 7,212,042.60

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Solution

The fourth proportional to 25,407,832.02, 38,111,672.62 and 7,212,042.60 is: 10,818,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,832.02 : 38,111,672.62 = 7,212,042.60 : x
  2. Step 2: Convert to fraction form
    25,407,832.02/38,111,672.62 = 7,212,042.60/x
  3. Step 3: Cross multiply
    25,407,832.02x = 38,111,672.62 × 7,212,042.60
  4. Step 4: Simplify right side
    25,407,832.02x = 274,863,006,492,693.59
  5. Step 5: Solve for x
    x = 274,863,006,492,693.59/25,407,832.02
  6. Step 6: Final answer
    x = 10,818,042.49

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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.