Home / 12,926,562.89-19,394,271.19-4,412,878.07

Finding the Fourth Proportional to 12,926,562.89, 19,394,271.19 and 4,412,878.07

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Solution

The fourth proportional to 12,926,562.89, 19,394,271.19 and 4,412,878.07 is: 6,620,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926,562.89 : 19,394,271.19 = 4,412,878.07 : x
  2. Step 2: Convert to fraction form
    12,926,562.89/19,394,271.19 = 4,412,878.07/x
  3. Step 3: Cross multiply
    12,926,562.89x = 19,394,271.19 × 4,412,878.07
  4. Step 4: Simplify right side
    12,926,562.89x = 85,584,554,017,983.81
  5. Step 5: Solve for x
    x = 85,584,554,017,983.81/12,926,562.89
  6. Step 6: Final answer
    x = 6,620,828.35

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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.