Home / 12,854,146.89-19,282,683.44-4,660,647.71

Finding the Fourth Proportional to 12,854,146.89, 19,282,683.44 and 4,660,647.71

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Solution

The fourth proportional to 12,854,146.89, 19,282,683.44 and 4,660,647.71 is: 6,991,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,854,146.89 : 19,282,683.44 = 4,660,647.71 : x
  2. Step 2: Convert to fraction form
    12,854,146.89/19,282,683.44 = 4,660,647.71/x
  3. Step 3: Cross multiply
    12,854,146.89x = 19,282,683.44 × 4,660,647.71
  4. Step 4: Simplify right side
    12,854,146.89x = 89,869,794,297,574.27
  5. Step 5: Solve for x
    x = 89,869,794,297,574.27/12,854,146.89
  6. Step 6: Final answer
    x = 6,991,502.05

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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.