Home / 7,019,683.65-9,687,227.54-4,119,122.84

Finding the Fourth Proportional to 7,019,683.65, 9,687,227.54 and 4,119,122.84

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Solution

The fourth proportional to 7,019,683.65, 9,687,227.54 and 4,119,122.84 is: 5,684,427.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,683.65 : 9,687,227.54 = 4,119,122.84 : x
  2. Step 2: Convert to fraction form
    7,019,683.65/9,687,227.54 = 4,119,122.84/x
  3. Step 3: Cross multiply
    7,019,683.65x = 9,687,227.54 × 4,119,122.84
  4. Step 4: Simplify right side
    7,019,683.65x = 39,902,880,147,259.27
  5. Step 5: Solve for x
    x = 39,902,880,147,259.27/7,019,683.65
  6. Step 6: Final answer
    x = 5,684,427.12

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1.5x scale

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.