Home / 7,318,820.05-10,100,031.84-4,055,689.28

Finding the Fourth Proportional to 7,318,820.05, 10,100,031.84 and 4,055,689.28

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Solution

The fourth proportional to 7,318,820.05, 10,100,031.84 and 4,055,689.28 is: 5,596,884.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,820.05 : 10,100,031.84 = 4,055,689.28 : x
  2. Step 2: Convert to fraction form
    7,318,820.05/10,100,031.84 = 4,055,689.28/x
  3. Step 3: Cross multiply
    7,318,820.05x = 10,100,031.84 × 4,055,689.28
  4. Step 4: Simplify right side
    7,318,820.05x = 40,962,590,886,396.76
  5. Step 5: Solve for x
    x = 40,962,590,886,396.76/7,318,820.05
  6. Step 6: Final answer
    x = 5,596,884.56

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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.