Home / 9,801,428.20-14,702,142.30-7,093,047.40

Finding the Fourth Proportional to 9,801,428.20, 14,702,142.30 and 7,093,047.40

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Solution

The fourth proportional to 9,801,428.20, 14,702,142.30 and 7,093,047.40 is: 10,639,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801,428.20 : 14,702,142.30 = 7,093,047.40 : x
  2. Step 2: Convert to fraction form
    9,801,428.20/14,702,142.30 = 7,093,047.40/x
  3. Step 3: Cross multiply
    9,801,428.20x = 14,702,142.30 × 7,093,047.40
  4. Step 4: Simplify right side
    9,801,428.20x = 104,282,992,215,445.03
  5. Step 5: Solve for x
    x = 104,282,992,215,445.03/9,801,428.20
  6. Step 6: Final answer
    x = 10,639,571.10

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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.