Home / 30,334,550.60-45,501,825.90-13,328,438.60

Finding the Fourth Proportional to 30,334,550.60, 45,501,825.90 and 13,328,438.60

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Solution

The fourth proportional to 30,334,550.60, 45,501,825.90 and 13,328,438.60 is: 19,992,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,334,550.60 : 45,501,825.90 = 13,328,438.60 : x
  2. Step 2: Convert to fraction form
    30,334,550.60/45,501,825.90 = 13,328,438.60/x
  3. Step 3: Cross multiply
    30,334,550.60x = 45,501,825.90 × 13,328,438.60
  4. Step 4: Simplify right side
    30,334,550.60x = 606,468,292,696,039.75
  5. Step 5: Solve for x
    x = 606,468,292,696,039.75/30,334,550.60
  6. Step 6: Final answer
    x = 19,992,657.90

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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.