Home / 53,436,396.96-73,742,253.84-28,990,104.48

Finding the Fourth Proportional to 53,436,396.96, 73,742,253.84 and 28,990,104.48

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Solution

The fourth proportional to 53,436,396.96, 73,742,253.84 and 28,990,104.48 is: 40,006,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,436,396.96 : 73,742,253.84 = 28,990,104.48 : x
  2. Step 2: Convert to fraction form
    53,436,396.96/73,742,253.84 = 28,990,104.48/x
  3. Step 3: Cross multiply
    53,436,396.96x = 73,742,253.84 × 28,990,104.48
  4. Step 4: Simplify right side
    53,436,396.96x = 2,137,795,643,412,281.25
  5. Step 5: Solve for x
    x = 2,137,795,643,412,281.25/53,436,396.96
  6. Step 6: Final answer
    x = 40,006,358.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.