Home / 6,518,466.90-8,995,904.65-3,617,857.91

Finding the Fourth Proportional to 6,518,466.90, 8,995,904.65 and 3,617,857.91

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Solution

The fourth proportional to 6,518,466.90, 8,995,904.65 and 3,617,857.91 is: 4,992,877.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,466.90 : 8,995,904.65 = 3,617,857.91 : x
  2. Step 2: Convert to fraction form
    6,518,466.90/8,995,904.65 = 3,617,857.91/x
  3. Step 3: Cross multiply
    6,518,466.90x = 8,995,904.65 × 3,617,857.91
  4. Step 4: Simplify right side
    6,518,466.90x = 32,545,904,822,620.36
  5. Step 5: Solve for x
    x = 32,545,904,822,620.36/6,518,466.90
  6. Step 6: Final answer
    x = 4,992,877.21

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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.