Home / 17,966,415.30-26,949,622.95-7,185,380.10

Finding the Fourth Proportional to 17,966,415.30, 26,949,622.95 and 7,185,380.10

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Solution

The fourth proportional to 17,966,415.30, 26,949,622.95 and 7,185,380.10 is: 10,778,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966,415.30 : 26,949,622.95 = 7,185,380.10 : x
  2. Step 2: Convert to fraction form
    17,966,415.30/26,949,622.95 = 7,185,380.10/x
  3. Step 3: Cross multiply
    17,966,415.30x = 26,949,622.95 × 7,185,380.10
  4. Step 4: Simplify right side
    17,966,415.30x = 193,643,284,447,433.28
  5. Step 5: Solve for x
    x = 193,643,284,447,433.28/17,966,415.30
  6. Step 6: Final answer
    x = 10,778,070.15

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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.