Home / 8,407,907.16-12,611,860.89-2,018,159.52

Finding the Fourth Proportional to 8,407,907.16, 12,611,860.89 and 2,018,159.52

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Solution

The fourth proportional to 8,407,907.16, 12,611,860.89 and 2,018,159.52 is: 3,027,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407,907.16 : 12,611,860.89 = 2,018,159.52 : x
  2. Step 2: Convert to fraction form
    8,407,907.16/12,611,860.89 = 2,018,159.52/x
  3. Step 3: Cross multiply
    8,407,907.16x = 12,611,860.89 × 2,018,159.52
  4. Step 4: Simplify right side
    8,407,907.16x = 25,452,747,120,069.18
  5. Step 5: Solve for x
    x = 25,452,747,120,069.18/8,407,907.16
  6. Step 6: Final answer
    x = 3,027,239.32

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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.