Finding the Fourth Proportional to 15,989,748.08, 23,986,303.82 and 5,207,890.02
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Solution
The fourth proportional to 15,989,748.08, 23,986,303.82 and 5,207,890.02 is: 7,812,382.76
Step by Step Solution
- Step 1: Write the proportion equation
15,989,748.08 : 23,986,303.82 = 5,207,890.02 : x - Step 2: Convert to fraction form
15,989,748.08/23,986,303.82 = 5,207,890.02/x - Step 3: Cross multiply
15,989,748.08x = 23,986,303.82 × 5,207,890.02 - Step 4: Simplify right side
15,989,748.08x = 124,918,032,160,934.34 - Step 5: Solve for x
x = 124,918,032,160,934.34/15,989,748.08 - Step 6: Final answer
x = 7,812,382.76
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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.