Finding the Fourth Proportional to 7,242,257.18, 10,863,316.65 and 4,403,153.18
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Solution
The fourth proportional to 7,242,257.18, 10,863,316.65 and 4,403,153.18 is: 6,604,687.75
Step by Step Solution
- Step 1: Write the proportion equation
7,242,257.18 : 10,863,316.65 = 4,403,153.18 : x - Step 2: Convert to fraction form
7,242,257.18/10,863,316.65 = 4,403,153.18/x - Step 3: Cross multiply
7,242,257.18x = 10,863,316.65 × 4,403,153.18 - Step 4: Simplify right side
7,242,257.18x = 47,832,847,252,794.45 - Step 5: Solve for x
x = 47,832,847,252,794.45/7,242,257.18 - Step 6: Final answer
x = 6,604,687.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.