Finding the Fourth Proportional to 11,316,749.13, 15,617,491.01 and 6,356,064.66
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Solution
The fourth proportional to 11,316,749.13, 15,617,491.01 and 6,356,064.66 is: 8,771,581.09
Step by Step Solution
- Step 1: Write the proportion equation
11,316,749.13 : 15,617,491.01 = 6,356,064.66 : x - Step 2: Convert to fraction form
11,316,749.13/15,617,491.01 = 6,356,064.66/x - Step 3: Cross multiply
11,316,749.13x = 15,617,491.01 × 6,356,064.66 - Step 4: Simplify right side
11,316,749.13x = 99,265,782,686,528.70 - Step 5: Solve for x
x = 99,265,782,686,528.70/11,316,749.13 - Step 6: Final answer
x = 8,771,581.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.