Home / 6,872,839.16-9,484,210.94-4,121,045.48

Finding the Fourth Proportional to 6,872,839.16, 9,484,210.94 and 4,121,045.48

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Solution

The fourth proportional to 6,872,839.16, 9,484,210.94 and 4,121,045.48 is: 5,686,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,839.16 : 9,484,210.94 = 4,121,045.48 : x
  2. Step 2: Convert to fraction form
    6,872,839.16/9,484,210.94 = 4,121,045.48/x
  3. Step 3: Cross multiply
    6,872,839.16x = 9,484,210.94 × 4,121,045.48
  4. Step 4: Simplify right side
    6,872,839.16x = 39,084,864,625,653.55
  5. Step 5: Solve for x
    x = 39,084,864,625,653.55/6,872,839.16
  6. Step 6: Final answer
    x = 5,686,858.62

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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.