Home / 9,821,922.40-14,708,000.40-7,831,266.40

Finding the Fourth Proportional to 9,821,922.40, 14,708,000.40 and 7,831,266.40

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Solution

The fourth proportional to 9,821,922.40, 14,708,000.40 and 7,831,266.40 is: 11,727,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821,922.40 : 14,708,000.40 = 7,831,266.40 : x
  2. Step 2: Convert to fraction form
    9,821,922.40/14,708,000.40 = 7,831,266.40/x
  3. Step 3: Cross multiply
    9,821,922.40x = 14,708,000.40 × 7,831,266.40
  4. Step 4: Simplify right side
    9,821,922.40x = 115,182,269,343,706.56
  5. Step 5: Solve for x
    x = 115,182,269,343,706.56/9,821,922.40
  6. Step 6: Final answer
    x = 11,727,059.60

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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.