Home / 38,313,718.39-52,874,164.63-21,793,418.07

Finding the Fourth Proportional to 38,313,718.39, 52,874,164.63 and 21,793,418.07

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Solution

The fourth proportional to 38,313,718.39, 52,874,164.63 and 21,793,418.07 is: 30,075,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,313,718.39 : 52,874,164.63 = 21,793,418.07 : x
  2. Step 2: Convert to fraction form
    38,313,718.39/52,874,164.63 = 21,793,418.07/x
  3. Step 3: Cross multiply
    38,313,718.39x = 52,874,164.63 × 21,793,418.07
  4. Step 4: Simplify right side
    38,313,718.39x = 1,152,308,774,883,597
  5. Step 5: Solve for x
    x = 1,152,308,774,883,597/38,313,718.39
  6. Step 6: Final answer
    x = 30,075,618.43

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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.