Home / 5,642,827.20-8,464,240.80-5,558,846.40

Finding the Fourth Proportional to 5,642,827.20, 8,464,240.80 and 5,558,846.40

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Solution

The fourth proportional to 5,642,827.20, 8,464,240.80 and 5,558,846.40 is: 8,338,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,827.20 : 8,464,240.80 = 5,558,846.40 : x
  2. Step 2: Convert to fraction form
    5,642,827.20/8,464,240.80 = 5,558,846.40/x
  3. Step 3: Cross multiply
    5,642,827.20x = 8,464,240.80 × 5,558,846.40
  4. Step 4: Simplify right side
    5,642,827.20x = 47,051,414,499,813.12
  5. Step 5: Solve for x
    x = 47,051,414,499,813.12/5,642,827.20
  6. Step 6: Final answer
    x = 8,338,269.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.