Home / 6,989,634.72-10,484,444.64-2,197,742.88

Finding the Fourth Proportional to 6,989,634.72, 10,484,444.64 and 2,197,742.88

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Solution

The fourth proportional to 6,989,634.72, 10,484,444.64 and 2,197,742.88 is: 3,296,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,634.72 : 10,484,444.64 = 2,197,742.88 : x
  2. Step 2: Convert to fraction form
    6,989,634.72/10,484,444.64 = 2,197,742.88/x
  3. Step 3: Cross multiply
    6,989,634.72x = 10,484,444.64 × 2,197,742.88
  4. Step 4: Simplify right side
    6,989,634.72x = 23,042,113,558,314.16
  5. Step 5: Solve for x
    x = 23,042,113,558,314.16/6,989,634.72
  6. Step 6: Final answer
    x = 3,296,611.98

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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.