Finding the Fourth Proportional to 39,128,137.30, 58,703,565.42 and 15,772,827.17
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Solution
The fourth proportional to 39,128,137.30, 58,703,565.42 and 15,772,827.17 is: 23,663,819.85
Step by Step Solution
- Step 1: Write the proportion equation
39,128,137.30 : 58,703,565.42 = 15,772,827.17 : x - Step 2: Convert to fraction form
39,128,137.30/58,703,565.42 = 15,772,827.17/x - Step 3: Cross multiply
39,128,137.30x = 58,703,565.42 × 15,772,827.17 - Step 4: Simplify right side
39,128,137.30x = 925,921,191,994,489.75 - Step 5: Solve for x
x = 925,921,191,994,489.75/39,128,137.30 - Step 6: Final answer
x = 23,663,819.85
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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.