Home / 19,032,447.63-28,549,772.01-5,384,450.73

Finding the Fourth Proportional to 19,032,447.63, 28,549,772.01 and 5,384,450.73

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Solution

The fourth proportional to 19,032,447.63, 28,549,772.01 and 5,384,450.73 is: 8,076,987.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,032,447.63 : 28,549,772.01 = 5,384,450.73 : x
  2. Step 2: Convert to fraction form
    19,032,447.63/28,549,772.01 = 5,384,450.73/x
  3. Step 3: Cross multiply
    19,032,447.63x = 28,549,772.01 × 5,384,450.73
  4. Step 4: Simplify right side
    19,032,447.63x = 153,724,840,740,578.09
  5. Step 5: Solve for x
    x = 153,724,840,740,578.09/19,032,447.63
  6. Step 6: Final answer
    x = 8,076,987.45

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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.