Home / 7,999,320.06-11,039,054.51-4,515,392.16

Finding the Fourth Proportional to 7,999,320.06, 11,039,054.51 and 4,515,392.16

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Solution

The fourth proportional to 7,999,320.06, 11,039,054.51 and 4,515,392.16 is: 6,231,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,320.06 : 11,039,054.51 = 4,515,392.16 : x
  2. Step 2: Convert to fraction form
    7,999,320.06/11,039,054.51 = 4,515,392.16/x
  3. Step 3: Cross multiply
    7,999,320.06x = 11,039,054.51 × 4,515,392.16
  4. Step 4: Simplify right side
    7,999,320.06x = 49,845,660,199,555.12
  5. Step 5: Solve for x
    x = 49,845,660,199,555.12/7,999,320.06
  6. Step 6: Final answer
    x = 6,231,237.13

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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.