Finding the Fourth Proportional to 49,417,879.84, 68,199,191.28 and 28,502,134.32
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Solution
The fourth proportional to 49,417,879.84, 68,199,191.28 and 28,502,134.32 is: 39,334,397.12
Step by Step Solution
- Step 1: Write the proportion equation
49,417,879.84 : 68,199,191.28 = 28,502,134.32 : x - Step 2: Convert to fraction form
49,417,879.84/68,199,191.28 = 28,502,134.32/x - Step 3: Cross multiply
49,417,879.84x = 68,199,191.28 × 28,502,134.32 - Step 4: Simplify right side
49,417,879.84x = 1,943,822,510,377,932.75 - Step 5: Solve for x
x = 1,943,822,510,377,932.75/49,417,879.84 - Step 6: Final answer
x = 39,334,397.12
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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.