Home / 14,185,989.06-19,576,686.75-8,074,417.50

Finding the Fourth Proportional to 14,185,989.06, 19,576,686.75 and 8,074,417.50

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Solution

The fourth proportional to 14,185,989.06, 19,576,686.75 and 8,074,417.50 is: 11,142,708.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,989.06 : 19,576,686.75 = 8,074,417.50 : x
  2. Step 2: Convert to fraction form
    14,185,989.06/19,576,686.75 = 8,074,417.50/x
  3. Step 3: Cross multiply
    14,185,989.06x = 19,576,686.75 × 8,074,417.50
  4. Step 4: Simplify right side
    14,185,989.06x = 158,070,342,086,218.12
  5. Step 5: Solve for x
    x = 158,070,342,086,218.12/14,185,989.06
  6. Step 6: Final answer
    x = 11,142,708.59

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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.