Home / 6,830,632.80-9,426,282.44-3,929,965.49

Finding the Fourth Proportional to 6,830,632.80, 9,426,282.44 and 3,929,965.49

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Solution

The fourth proportional to 6,830,632.80, 9,426,282.44 and 3,929,965.49 is: 5,423,357.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830,632.80 : 9,426,282.44 = 3,929,965.49 : x
  2. Step 2: Convert to fraction form
    6,830,632.80/9,426,282.44 = 3,929,965.49/x
  3. Step 3: Cross multiply
    6,830,632.80x = 9,426,282.44 × 3,929,965.49
  4. Step 4: Simplify right side
    6,830,632.80x = 37,044,964,688,192.99
  5. Step 5: Solve for x
    x = 37,044,964,688,192.99/6,830,632.80
  6. Step 6: Final answer
    x = 5,423,357.66

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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.