Finding the Fourth Proportional to 5,537,779.80, 8,297,727.30 and 3,134,477.40
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Solution
The fourth proportional to 5,537,779.80, 8,297,727.30 and 3,134,477.40 is: 4,696,654.55
Step by Step Solution
- Step 1: Write the proportion equation
5,537,779.80 : 8,297,727.30 = 3,134,477.40 : x - Step 2: Convert to fraction form
5,537,779.80/8,297,727.30 = 3,134,477.40/x - Step 3: Cross multiply
5,537,779.80x = 8,297,727.30 × 3,134,477.40 - Step 4: Simplify right side
5,537,779.80x = 26,009,038,693,213.02 - Step 5: Solve for x
x = 26,009,038,693,213.02/5,537,779.80 - Step 6: Final answer
x = 4,696,654.55
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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.