Home / 17,474,317.56-26,190,889.11-7,878,461.40

Finding the Fourth Proportional to 17,474,317.56, 26,190,889.11 and 7,878,461.40

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Solution

The fourth proportional to 17,474,317.56, 26,190,889.11 and 7,878,461.40 is: 11,808,410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,474,317.56 : 26,190,889.11 = 7,878,461.40 : x
  2. Step 2: Convert to fraction form
    17,474,317.56/26,190,889.11 = 7,878,461.40/x
  3. Step 3: Cross multiply
    17,474,317.56x = 26,190,889.11 × 7,878,461.40
  4. Step 4: Simplify right side
    17,474,317.56x = 206,343,908,884,815.34
  5. Step 5: Solve for x
    x = 206,343,908,884,815.34/17,474,317.56
  6. Step 6: Final answer
    x = 11,808,410.15

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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.