Home / 39,439,928.89-59,162,947.04-13,178,855.44

Finding the Fourth Proportional to 39,439,928.89, 59,162,947.04 and 13,178,855.44

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Solution

The fourth proportional to 39,439,928.89, 59,162,947.04 and 13,178,855.44 is: 19,769,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,439,928.89 : 59,162,947.04 = 13,178,855.44 : x
  2. Step 2: Convert to fraction form
    39,439,928.89/59,162,947.04 = 13,178,855.44/x
  3. Step 3: Cross multiply
    39,439,928.89x = 59,162,947.04 × 13,178,855.44
  4. Step 4: Simplify right side
    39,439,928.89x = 779,699,926,444,535.88
  5. Step 5: Solve for x
    x = 779,699,926,444,535.88/39,439,928.89
  6. Step 6: Final answer
    x = 19,769,303.56

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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.