Home / 51,147,211.20-70,584,536.16-30,532,621.44

Finding the Fourth Proportional to 51,147,211.20, 70,584,536.16 and 30,532,621.44

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Solution

The fourth proportional to 51,147,211.20, 70,584,536.16 and 30,532,621.44 is: 42,135,844.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,147,211.20 : 70,584,536.16 = 30,532,621.44 : x
  2. Step 2: Convert to fraction form
    51,147,211.20/70,584,536.16 = 30,532,621.44/x
  3. Step 3: Cross multiply
    51,147,211.20x = 70,584,536.16 × 30,532,621.44
  4. Step 4: Simplify right side
    51,147,211.20x = 2,155,130,922,091,271.25
  5. Step 5: Solve for x
    x = 2,155,130,922,091,271.25/51,147,211.20
  6. Step 6: Final answer
    x = 42,135,844.19

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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.