Finding the Fourth Proportional to 28,055,603.97, 38,743,475.28 and 26,527,130.01
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Solution
The fourth proportional to 28,055,603.97, 38,743,475.28 and 26,527,130.01 is: 36,632,724.32
Step by Step Solution
- Step 1: Write the proportion equation
28,055,603.97 : 38,743,475.28 = 26,527,130.01 : x - Step 2: Convert to fraction form
28,055,603.97/38,743,475.28 = 26,527,130.01/x - Step 3: Cross multiply
28,055,603.97x = 38,743,475.28 × 26,527,130.01 - Step 4: Simplify right side
28,055,603.97x = 1,027,753,205,791,781.25 - Step 5: Solve for x
x = 1,027,753,205,791,781.25/28,055,603.97 - Step 6: Final answer
x = 36,632,724.32
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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.