Home / 21,546,069.40-32,319,104.10-13,483,912.60

Finding the Fourth Proportional to 21,546,069.40, 32,319,104.10 and 13,483,912.60

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Solution

The fourth proportional to 21,546,069.40, 32,319,104.10 and 13,483,912.60 is: 20,225,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546,069.40 : 32,319,104.10 = 13,483,912.60 : x
  2. Step 2: Convert to fraction form
    21,546,069.40/32,319,104.10 = 13,483,912.60/x
  3. Step 3: Cross multiply
    21,546,069.40x = 32,319,104.10 × 13,483,912.60
  4. Step 4: Simplify right side
    21,546,069.40x = 435,787,974,994,701.69
  5. Step 5: Solve for x
    x = 435,787,974,994,701.69/21,546,069.40
  6. Step 6: Final answer
    x = 20,225,868.90

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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.