Finding the Fourth Proportional to 9,129,976.56, 13,697,064.36 and 2,740,349.88
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Solution
The fourth proportional to 9,129,976.56, 13,697,064.36 and 2,740,349.88 is: 4,111,154.99
Step by Step Solution
- Step 1: Write the proportion equation
9,129,976.56 : 13,697,064.36 = 2,740,349.88 : x - Step 2: Convert to fraction form
9,129,976.56/13,697,064.36 = 2,740,349.88/x - Step 3: Cross multiply
9,129,976.56x = 13,697,064.36 × 2,740,349.88 - Step 4: Simplify right side
9,129,976.56x = 37,534,748,675,278.27 - Step 5: Solve for x
x = 37,534,748,675,278.27/9,129,976.56 - Step 6: Final answer
x = 4,111,154.99
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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.