Home / 14,439,247.88-19,926,185.46-7,911,840.20

Finding the Fourth Proportional to 14,439,247.88, 19,926,185.46 and 7,911,840.20

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Solution

The fourth proportional to 14,439,247.88, 19,926,185.46 and 7,911,840.20 is: 10,918,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439,247.88 : 19,926,185.46 = 7,911,840.20 : x
  2. Step 2: Convert to fraction form
    14,439,247.88/19,926,185.46 = 7,911,840.20/x
  3. Step 3: Cross multiply
    14,439,247.88x = 19,926,185.46 × 7,911,840.20
  4. Step 4: Simplify right side
    14,439,247.88x = 157,652,795,155,083.50
  5. Step 5: Solve for x
    x = 157,652,795,155,083.50/14,439,247.88
  6. Step 6: Final answer
    x = 10,918,352.29

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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.