Home / 12,686,539.47-19,025,544.15-4,597,821.96

Finding the Fourth Proportional to 12,686,539.47, 19,025,544.15 and 4,597,821.96

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Solution

The fourth proportional to 12,686,539.47, 19,025,544.15 and 4,597,821.96 is: 6,895,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,686,539.47 : 19,025,544.15 = 4,597,821.96 : x
  2. Step 2: Convert to fraction form
    12,686,539.47/19,025,544.15 = 4,597,821.96/x
  3. Step 3: Cross multiply
    12,686,539.47x = 19,025,544.15 × 4,597,821.96
  4. Step 4: Simplify right side
    12,686,539.47x = 87,476,064,693,819.53
  5. Step 5: Solve for x
    x = 87,476,064,693,819.53/12,686,539.47
  6. Step 6: Final answer
    x = 6,895,187.21

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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.