Home / 14,185,980-19,576,674.27-8,074,408.50

Finding the Fourth Proportional to 14,185,980, 19,576,674.27 and 8,074,408.50

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Solution

The fourth proportional to 14,185,980, 19,576,674.27 and 8,074,408.50 is: 11,142,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,980 : 19,576,674.27 = 8,074,408.50 : x
  2. Step 2: Convert to fraction form
    14,185,980/19,576,674.27 = 8,074,408.50/x
  3. Step 3: Cross multiply
    14,185,980x = 19,576,674.27 × 8,074,408.50
  4. Step 4: Simplify right side
    14,185,980x = 158,070,065,127,419.28
  5. Step 5: Solve for x
    x = 158,070,065,127,419.28/14,185,980
  6. Step 6: Final answer
    x = 11,142,696.18

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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.