Home / 6,288,953.81-8,678,703.69-3,535,653.24

Finding the Fourth Proportional to 6,288,953.81, 8,678,703.69 and 3,535,653.24

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Solution

The fourth proportional to 6,288,953.81, 8,678,703.69 and 3,535,653.24 is: 4,879,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,953.81 : 8,678,703.69 = 3,535,653.24 : x
  2. Step 2: Convert to fraction form
    6,288,953.81/8,678,703.69 = 3,535,653.24/x
  3. Step 3: Cross multiply
    6,288,953.81x = 8,678,703.69 × 3,535,653.24
  4. Step 4: Simplify right side
    6,288,953.81x = 30,684,886,820,548.46
  5. Step 5: Solve for x
    x = 30,684,886,820,548.46/6,288,953.81
  6. Step 6: Final answer
    x = 4,879,171.92

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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.