Home / 30,585,220.60-42,207,279.78-16,833,889.48

Finding the Fourth Proportional to 30,585,220.60, 42,207,279.78 and 16,833,889.48

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Solution

The fourth proportional to 30,585,220.60, 42,207,279.78 and 16,833,889.48 is: 23,230,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,585,220.60 : 42,207,279.78 = 16,833,889.48 : x
  2. Step 2: Convert to fraction form
    30,585,220.60/42,207,279.78 = 16,833,889.48/x
  3. Step 3: Cross multiply
    30,585,220.60x = 42,207,279.78 × 16,833,889.48
  4. Step 4: Simplify right side
    30,585,220.60x = 710,512,683,067,958.75
  5. Step 5: Solve for x
    x = 710,512,683,067,958.75/30,585,220.60
  6. Step 6: Final answer
    x = 23,230,588.80

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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.