Home / 7,065,986.40-10,598,979.60-6,546,355.20

Finding the Fourth Proportional to 7,065,986.40, 10,598,979.60 and 6,546,355.20

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Solution

The fourth proportional to 7,065,986.40, 10,598,979.60 and 6,546,355.20 is: 9,819,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065,986.40 : 10,598,979.60 = 6,546,355.20 : x
  2. Step 2: Convert to fraction form
    7,065,986.40/10,598,979.60 = 6,546,355.20/x
  3. Step 3: Cross multiply
    7,065,986.40x = 10,598,979.60 × 6,546,355.20
  4. Step 4: Simplify right side
    7,065,986.40x = 69,384,685,219,153.92
  5. Step 5: Solve for x
    x = 69,384,685,219,153.92/7,065,986.40
  6. Step 6: Final answer
    x = 9,819,532.80

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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.