Finding the Fourth Proportional to 7,406,349.31, 11,110,271.65 and 2,794,178.63
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Solution
The fourth proportional to 7,406,349.31, 11,110,271.65 and 2,794,178.63 is: 4,191,550.02
Step by Step Solution
- Step 1: Write the proportion equation
7,406,349.31 : 11,110,271.65 = 2,794,178.63 : x - Step 2: Convert to fraction form
7,406,349.31/11,110,271.65 = 2,794,178.63/x - Step 3: Cross multiply
7,406,349.31x = 11,110,271.65 × 2,794,178.63 - Step 4: Simplify right side
7,406,349.31x = 31,044,083,638,715.07 - Step 5: Solve for x
x = 31,044,083,638,715.07/7,406,349.31 - Step 6: Final answer
x = 4,191,550.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.