Home / 19,679,640.12-27,158,080.14-10,859,483.70

Finding the Fourth Proportional to 19,679,640.12, 27,158,080.14 and 10,859,483.70

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Solution

The fourth proportional to 19,679,640.12, 27,158,080.14 and 10,859,483.70 is: 14,986,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,679,640.12 : 27,158,080.14 = 10,859,483.70 : x
  2. Step 2: Convert to fraction form
    19,679,640.12/27,158,080.14 = 10,859,483.70/x
  3. Step 3: Cross multiply
    19,679,640.12x = 27,158,080.14 × 10,859,483.70
  4. Step 4: Simplify right side
    19,679,640.12x = 294,922,728,603,623.69
  5. Step 5: Solve for x
    x = 294,922,728,603,623.69/19,679,640.12
  6. Step 6: Final answer
    x = 14,986,185.05

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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.