Home / 21,984,554.40-32,961,085.20-9,198,477.60

Finding the Fourth Proportional to 21,984,554.40, 32,961,085.20 and 9,198,477.60

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Solution

The fourth proportional to 21,984,554.40, 32,961,085.20 and 9,198,477.60 is: 13,791,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,554.40 : 32,961,085.20 = 9,198,477.60 : x
  2. Step 2: Convert to fraction form
    21,984,554.40/32,961,085.20 = 9,198,477.60/x
  3. Step 3: Cross multiply
    21,984,554.40x = 32,961,085.20 × 9,198,477.60
  4. Step 4: Simplify right side
    21,984,554.40x = 303,191,803,883,891.50
  5. Step 5: Solve for x
    x = 303,191,803,883,891.50/21,984,554.40
  6. Step 6: Final answer
    x = 13,791,128.01

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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.