Home / 7,311,271.05-10,089,869.28-4,048,085.79

Finding the Fourth Proportional to 7,311,271.05, 10,089,869.28 and 4,048,085.79

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Solution

The fourth proportional to 7,311,271.05, 10,089,869.28 and 4,048,085.79 is: 5,586,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311,271.05 : 10,089,869.28 = 4,048,085.79 : x
  2. Step 2: Convert to fraction form
    7,311,271.05/10,089,869.28 = 4,048,085.79/x
  3. Step 3: Cross multiply
    7,311,271.05x = 10,089,869.28 × 4,048,085.79
  4. Step 4: Simplify right side
    7,311,271.05x = 40,844,656,455,325.53
  5. Step 5: Solve for x
    x = 40,844,656,455,325.53/7,311,271.05
  6. Step 6: Final answer
    x = 5,586,532.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.