Home / 19,987,625.18-27,582,931.97-10,820,267.93

Finding the Fourth Proportional to 19,987,625.18, 27,582,931.97 and 10,820,267.93

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Solution

The fourth proportional to 19,987,625.18, 27,582,931.97 and 10,820,267.93 is: 14,931,974.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,987,625.18 : 27,582,931.97 = 10,820,267.93 : x
  2. Step 2: Convert to fraction form
    19,987,625.18/27,582,931.97 = 10,820,267.93/x
  3. Step 3: Cross multiply
    19,987,625.18x = 27,582,931.97 × 10,820,267.93
  4. Step 4: Simplify right side
    19,987,625.18x = 298,454,714,249,029.56
  5. Step 5: Solve for x
    x = 298,454,714,249,029.56/19,987,625.18
  6. Step 6: Final answer
    x = 14,931,974.74

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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.