Home / 8,407,907.15-12,611,860.89-2,018,159.51

Finding the Fourth Proportional to 8,407,907.15, 12,611,860.89 and 2,018,159.51

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Solution

The fourth proportional to 8,407,907.15, 12,611,860.89 and 2,018,159.51 is: 3,027,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407,907.15 : 12,611,860.89 = 2,018,159.51 : x
  2. Step 2: Convert to fraction form
    8,407,907.15/12,611,860.89 = 2,018,159.51/x
  3. Step 3: Cross multiply
    8,407,907.15x = 12,611,860.89 × 2,018,159.51
  4. Step 4: Simplify right side
    8,407,907.15x = 25,452,746,930,891.26
  5. Step 5: Solve for x
    x = 25,452,746,930,891.26/8,407,907.15
  6. Step 6: Final answer
    x = 3,027,239.30

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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.