Home / 48,745,028.92-72,681,750.29-47,405,797.60

Finding the Fourth Proportional to 48,745,028.92, 72,681,750.29 and 47,405,797.60

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Solution

The fourth proportional to 48,745,028.92, 72,681,750.29 and 47,405,797.60 is: 70,684,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,745,028.92 : 72,681,750.29 = 47,405,797.60 : x
  2. Step 2: Convert to fraction form
    48,745,028.92/72,681,750.29 = 47,405,797.60/x
  3. Step 3: Cross multiply
    48,745,028.92x = 72,681,750.29 × 47,405,797.60
  4. Step 4: Simplify right side
    48,745,028.92x = 3,445,536,343,461,481.50
  5. Step 5: Solve for x
    x = 3,445,536,343,461,481.50/48,745,028.92
  6. Step 6: Final answer
    x = 70,684,876.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.