Home / 14,209,542.20-21,317,078.10-4,112,492.60

Finding the Fourth Proportional to 14,209,542.20, 21,317,078.10 and 4,112,492.60

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Solution

The fourth proportional to 14,209,542.20, 21,317,078.10 and 4,112,492.60 is: 6,169,539.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209,542.20 : 21,317,078.10 = 4,112,492.60 : x
  2. Step 2: Convert to fraction form
    14,209,542.20/21,317,078.10 = 4,112,492.60/x
  3. Step 3: Cross multiply
    14,209,542.20x = 21,317,078.10 × 4,112,492.60
  4. Step 4: Simplify right side
    14,209,542.20x = 87,666,325,939,872.06
  5. Step 5: Solve for x
    x = 87,666,325,939,872.06/14,209,542.20
  6. Step 6: Final answer
    x = 6,169,539.08

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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.