Home / 12,611,357.37-17,403,726.42-7,104,798.16

Finding the Fourth Proportional to 12,611,357.37, 17,403,726.42 and 7,104,798.16

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Solution

The fourth proportional to 12,611,357.37, 17,403,726.42 and 7,104,798.16 is: 9,804,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,357.37 : 17,403,726.42 = 7,104,798.16 : x
  2. Step 2: Convert to fraction form
    12,611,357.37/17,403,726.42 = 7,104,798.16/x
  3. Step 3: Cross multiply
    12,611,357.37x = 17,403,726.42 × 7,104,798.16
  4. Step 4: Simplify right side
    12,611,357.37x = 123,649,963,402,450.08
  5. Step 5: Solve for x
    x = 123,649,963,402,450.08/12,611,357.37
  6. Step 6: Final answer
    x = 9,804,651.46

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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.