Home / 6,145,392-8,480,641.71-3,392,080.38

Finding the Fourth Proportional to 6,145,392, 8,480,641.71 and 3,392,080.38

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Solution

The fourth proportional to 6,145,392, 8,480,641.71 and 3,392,080.38 is: 4,681,071.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,392 : 8,480,641.71 = 3,392,080.38 : x
  2. Step 2: Convert to fraction form
    6,145,392/8,480,641.71 = 3,392,080.38/x
  3. Step 3: Cross multiply
    6,145,392x = 8,480,641.71 × 3,392,080.38
  4. Step 4: Simplify right side
    6,145,392x = 28,767,018,354,300.65
  5. Step 5: Solve for x
    x = 28,767,018,354,300.65/6,145,392
  6. Step 6: Final answer
    x = 4,681,071.34

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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.