Finding the Fourth Proportional to 6,455,134.74, 8,908,085.93 and 3,554,518.70
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Solution
The fourth proportional to 6,455,134.74, 8,908,085.93 and 3,554,518.70 is: 4,905,235.80
Step by Step Solution
- Step 1: Write the proportion equation
6,455,134.74 : 8,908,085.93 = 3,554,518.70 : x - Step 2: Convert to fraction form
6,455,134.74/8,908,085.93 = 3,554,518.70/x - Step 3: Cross multiply
6,455,134.74x = 8,908,085.93 × 3,554,518.70 - Step 4: Simplify right side
6,455,134.74x = 31,663,958,019,391.89 - Step 5: Solve for x
x = 31,663,958,019,391.89/6,455,134.74 - Step 6: Final answer
x = 4,905,235.80
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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.