Finding the Fourth Proportional to 6,564,506.68, 9,051,877.74 and 4,268,409.40
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Solution
The fourth proportional to 6,564,506.68, 9,051,877.74 and 4,268,409.40 is: 5,885,761.40
Step by Step Solution
- Step 1: Write the proportion equation
6,564,506.68 : 9,051,877.74 = 4,268,409.40 : x - Step 2: Convert to fraction form
6,564,506.68/9,051,877.74 = 4,268,409.40/x - Step 3: Cross multiply
6,564,506.68x = 9,051,877.74 × 4,268,409.40 - Step 4: Simplify right side
6,564,506.68x = 38,637,120,033,066.76 - Step 5: Solve for x
x = 38,637,120,033,066.76/6,564,506.68 - Step 6: Final answer
x = 5,885,761.40
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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.