Home / 13,713,197.37-18,926,140.33-8,487,881.65

Finding the Fourth Proportional to 13,713,197.37, 18,926,140.33 and 8,487,881.65

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Solution

The fourth proportional to 13,713,197.37, 18,926,140.33 and 8,487,881.65 is: 11,714,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713,197.37 : 18,926,140.33 = 8,487,881.65 : x
  2. Step 2: Convert to fraction form
    13,713,197.37/18,926,140.33 = 8,487,881.65/x
  3. Step 3: Cross multiply
    13,713,197.37x = 18,926,140.33 × 8,487,881.65
  4. Step 4: Simplify right side
    13,713,197.37x = 160,642,839,238,427.59
  5. Step 5: Solve for x
    x = 160,642,839,238,427.59/13,713,197.37
  6. Step 6: Final answer
    x = 11,714,470.00

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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.