Home / 19,389,844.84-29,091,407.53-6,619,317.61

Finding the Fourth Proportional to 19,389,844.84, 29,091,407.53 and 6,619,317.61

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Solution

The fourth proportional to 19,389,844.84, 29,091,407.53 and 6,619,317.61 is: 9,931,243.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389,844.84 : 29,091,407.53 = 6,619,317.61 : x
  2. Step 2: Convert to fraction form
    19,389,844.84/29,091,407.53 = 6,619,317.61/x
  3. Step 3: Cross multiply
    19,389,844.84x = 29,091,407.53 × 6,619,317.61
  4. Step 4: Simplify right side
    19,389,844.84x = 192,565,266,017,558.59
  5. Step 5: Solve for x
    x = 192,565,266,017,558.59/19,389,844.84
  6. Step 6: Final answer
    x = 9,931,243.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.