Home / 13,725,926.61-18,941,602.73-7,446,361.65

Finding the Fourth Proportional to 13,725,926.61, 18,941,602.73 and 7,446,361.65

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Solution

The fourth proportional to 13,725,926.61, 18,941,602.73 and 7,446,361.65 is: 10,275,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725,926.61 : 18,941,602.73 = 7,446,361.65 : x
  2. Step 2: Convert to fraction form
    13,725,926.61/18,941,602.73 = 7,446,361.65/x
  3. Step 3: Cross multiply
    13,725,926.61x = 18,941,602.73 × 7,446,361.65
  4. Step 4: Simplify right side
    13,725,926.61x = 141,046,024,120,975.50
  5. Step 5: Solve for x
    x = 141,046,024,120,975.50/13,725,926.61
  6. Step 6: Final answer
    x = 10,275,883.60

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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.