Home / 6,813,435.84-9,405,689.94-4,200,406.86

Finding the Fourth Proportional to 6,813,435.84, 9,405,689.94 and 4,200,406.86

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Solution

The fourth proportional to 6,813,435.84, 9,405,689.94 and 4,200,406.86 is: 5,798,502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813,435.84 : 9,405,689.94 = 4,200,406.86 : x
  2. Step 2: Convert to fraction form
    6,813,435.84/9,405,689.94 = 4,200,406.86/x
  3. Step 3: Cross multiply
    6,813,435.84x = 9,405,689.94 × 4,200,406.86
  4. Step 4: Simplify right side
    6,813,435.84x = 39,507,724,547,008.99
  5. Step 5: Solve for x
    x = 39,507,724,547,008.99/6,813,435.84
  6. Step 6: Final answer
    x = 5,798,502.47

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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.