Home / 14,371,310.40-21,556,965.60-8,688,609.60

Finding the Fourth Proportional to 14,371,310.40, 21,556,965.60 and 8,688,609.60

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Solution

The fourth proportional to 14,371,310.40, 21,556,965.60 and 8,688,609.60 is: 13,032,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371,310.40 : 21,556,965.60 = 8,688,609.60 : x
  2. Step 2: Convert to fraction form
    14,371,310.40/21,556,965.60 = 8,688,609.60/x
  3. Step 3: Cross multiply
    14,371,310.40x = 21,556,965.60 × 8,688,609.60
  4. Step 4: Simplify right side
    14,371,310.40x = 187,300,058,259,029.75
  5. Step 5: Solve for x
    x = 187,300,058,259,029.75/14,371,310.40
  6. Step 6: Final answer
    x = 13,032,914.40

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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.