Home / 6,783,807.93-9,361,647.80-3,686,323.87

Finding the Fourth Proportional to 6,783,807.93, 9,361,647.80 and 3,686,323.87

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Solution

The fourth proportional to 6,783,807.93, 9,361,647.80 and 3,686,323.87 is: 5,087,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783,807.93 : 9,361,647.80 = 3,686,323.87 : x
  2. Step 2: Convert to fraction form
    6,783,807.93/9,361,647.80 = 3,686,323.87/x
  3. Step 3: Cross multiply
    6,783,807.93x = 9,361,647.80 × 3,686,323.87
  4. Step 4: Simplify right side
    6,783,807.93x = 34,510,065,707,361.11
  5. Step 5: Solve for x
    x = 34,510,065,707,361.11/6,783,807.93
  6. Step 6: Final answer
    x = 5,087,123.05

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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.