Home / 6,145,393-8,480,643.08-3,392,081.36

Finding the Fourth Proportional to 6,145,393, 8,480,643.08 and 3,392,081.36

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Solution

The fourth proportional to 6,145,393, 8,480,643.08 and 3,392,081.36 is: 4,681,072.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,393 : 8,480,643.08 = 3,392,081.36 : x
  2. Step 2: Convert to fraction form
    6,145,393/8,480,643.08 = 3,392,081.36/x
  3. Step 3: Cross multiply
    6,145,393x = 8,480,643.08 × 3,392,081.36
  4. Step 4: Simplify right side
    6,145,393x = 28,767,031,312,480.99
  5. Step 5: Solve for x
    x = 28,767,031,312,480.99/6,145,393
  6. Step 6: Final answer
    x = 4,681,072.69

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Double scale
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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.