Home / 7,339,990.70-11,009,986.05-5,828,336.30

Finding the Fourth Proportional to 7,339,990.70, 11,009,986.05 and 5,828,336.30

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Solution

The fourth proportional to 7,339,990.70, 11,009,986.05 and 5,828,336.30 is: 8,742,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,990.70 : 11,009,986.05 = 5,828,336.30 : x
  2. Step 2: Convert to fraction form
    7,339,990.70/11,009,986.05 = 5,828,336.30/x
  3. Step 3: Cross multiply
    7,339,990.70x = 11,009,986.05 × 5,828,336.30
  4. Step 4: Simplify right side
    7,339,990.70x = 64,169,901,357,708.62
  5. Step 5: Solve for x
    x = 64,169,901,357,708.62/7,339,990.70
  6. Step 6: Final answer
    x = 8,742,504.45

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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.