Home / 30,113,146.62-45,144,328.05-13,060,976.94

Finding the Fourth Proportional to 30,113,146.62, 45,144,328.05 and 13,060,976.94

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Solution

The fourth proportional to 30,113,146.62, 45,144,328.05 and 13,060,976.94 is: 19,580,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113,146.62 : 45,144,328.05 = 13,060,976.94 : x
  2. Step 2: Convert to fraction form
    30,113,146.62/45,144,328.05 = 13,060,976.94/x
  3. Step 3: Cross multiply
    30,113,146.62x = 45,144,328.05 × 13,060,976.94
  4. Step 4: Simplify right side
    30,113,146.62x = 589,629,027,632,845.12
  5. Step 5: Solve for x
    x = 589,629,027,632,845.12/30,113,146.62
  6. Step 6: Final answer
    x = 19,580,452.19

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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.