Home / 19,166,438.70-28,735,477.65-9,057,249.90

Finding the Fourth Proportional to 19,166,438.70, 28,735,477.65 and 9,057,249.90

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Solution

The fourth proportional to 19,166,438.70, 28,735,477.65 and 9,057,249.90 is: 13,579,173.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,438.70 : 28,735,477.65 = 9,057,249.90 : x
  2. Step 2: Convert to fraction form
    19,166,438.70/28,735,477.65 = 9,057,249.90/x
  3. Step 3: Cross multiply
    19,166,438.70x = 28,735,477.65 × 9,057,249.90
  4. Step 4: Simplify right side
    19,166,438.70x = 260,264,402,071,914.72
  5. Step 5: Solve for x
    x = 260,264,402,071,914.72/19,166,438.70
  6. Step 6: Final answer
    x = 13,579,173.79

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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.