Finding the Fourth Proportional to 15,269,501.04, 22,903,653.12 and 5,172,121.68
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Solution
The fourth proportional to 15,269,501.04, 22,903,653.12 and 5,172,121.68 is: 7,757,979.81
Step by Step Solution
- Step 1: Write the proportion equation
15,269,501.04 : 22,903,653.12 = 5,172,121.68 : x - Step 2: Convert to fraction form
15,269,501.04/22,903,653.12 = 5,172,121.68/x - Step 3: Cross multiply
15,269,501.04x = 22,903,653.12 × 5,172,121.68 - Step 4: Simplify right side
15,269,501.04x = 118,460,480,853,151.64 - Step 5: Solve for x
x = 118,460,480,853,151.64/15,269,501.04 - Step 6: Final answer
x = 7,757,979.81
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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.