Finding the Fourth Proportional to 35,593,317.99, 49,119,166.08 and 20,909,603.16
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Solution
The fourth proportional to 35,593,317.99, 49,119,166.08 and 20,909,603.16 is: 28,855,479.86
Step by Step Solution
- Step 1: Write the proportion equation
35,593,317.99 : 49,119,166.08 = 20,909,603.16 : x - Step 2: Convert to fraction form
35,593,317.99/49,119,166.08 = 20,909,603.16/x - Step 3: Cross multiply
35,593,317.99x = 49,119,166.08 × 20,909,603.16 - Step 4: Simplify right side
35,593,317.99x = 1,027,062,270,282,932.75 - Step 5: Solve for x
x = 1,027,062,270,282,932.75/35,593,317.99 - Step 6: Final answer
x = 28,855,479.86
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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.