Home / 51,775,598.28-71,449,875.93-28,254,600.39

Finding the Fourth Proportional to 51,775,598.28, 71,449,875.93 and 28,254,600.39

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Solution

The fourth proportional to 51,775,598.28, 71,449,875.93 and 28,254,600.39 is: 38,991,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,775,598.28 : 71,449,875.93 = 28,254,600.39 : x
  2. Step 2: Convert to fraction form
    51,775,598.28/71,449,875.93 = 28,254,600.39/x
  3. Step 3: Cross multiply
    51,775,598.28x = 71,449,875.93 × 28,254,600.39
  4. Step 4: Simplify right side
    51,775,598.28x = 2,018,787,692,317,229.75
  5. Step 5: Solve for x
    x = 2,018,787,692,317,229.75/51,775,598.28
  6. Step 6: Final answer
    x = 38,991,103.13

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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.