Home / 6,889,971.10-10,334,956.65-2,097,622.30

Finding the Fourth Proportional to 6,889,971.10, 10,334,956.65 and 2,097,622.30

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Solution

The fourth proportional to 6,889,971.10, 10,334,956.65 and 2,097,622.30 is: 3,146,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889,971.10 : 10,334,956.65 = 2,097,622.30 : x
  2. Step 2: Convert to fraction form
    6,889,971.10/10,334,956.65 = 2,097,622.30/x
  3. Step 3: Cross multiply
    6,889,971.10x = 10,334,956.65 × 2,097,622.30
  4. Step 4: Simplify right side
    6,889,971.10x = 21,678,835,538,573.29
  5. Step 5: Solve for x
    x = 21,678,835,538,573.29/6,889,971.10
  6. Step 6: Final answer
    x = 3,146,433.45

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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.