Home / 6,464,072.93-8,920,447.58-3,563,400.15

Finding the Fourth Proportional to 6,464,072.93, 8,920,447.58 and 3,563,400.15

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Solution

The fourth proportional to 6,464,072.93, 8,920,447.58 and 3,563,400.15 is: 4,917,507.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,072.93 : 8,920,447.58 = 3,563,400.15 : x
  2. Step 2: Convert to fraction form
    6,464,072.93/8,920,447.58 = 3,563,400.15/x
  3. Step 3: Cross multiply
    6,464,072.93x = 8,920,447.58 × 3,563,400.15
  4. Step 4: Simplify right side
    6,464,072.93x = 31,787,124,253,547.64
  5. Step 5: Solve for x
    x = 31,787,124,253,547.64/6,464,072.93
  6. Step 6: Final answer
    x = 4,917,507.06

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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.