Home / 9,784,972.80-14,648,428.80-7,271,769.60

Finding the Fourth Proportional to 9,784,972.80, 14,648,428.80 and 7,271,769.60

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Solution

The fourth proportional to 9,784,972.80, 14,648,428.80 and 7,271,769.60 is: 10,886,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784,972.80 : 14,648,428.80 = 7,271,769.60 : x
  2. Step 2: Convert to fraction form
    9,784,972.80/14,648,428.80 = 7,271,769.60/x
  3. Step 3: Cross multiply
    9,784,972.80x = 14,648,428.80 × 7,271,769.60
  4. Step 4: Simplify right side
    9,784,972.80x = 106,519,999,235,604.48
  5. Step 5: Solve for x
    x = 106,519,999,235,604.48/9,784,972.80
  6. Step 6: Final answer
    x = 10,886,080.26

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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.