Finding the Fourth Proportional to 15,552,088.60, 23,328,132.90 and 8,749,643.80
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Solution
The fourth proportional to 15,552,088.60, 23,328,132.90 and 8,749,643.80 is: 13,124,465.70
Step by Step Solution
- Step 1: Write the proportion equation
15,552,088.60 : 23,328,132.90 = 8,749,643.80 : x - Step 2: Convert to fraction form
15,552,088.60/23,328,132.90 = 8,749,643.80/x - Step 3: Cross multiply
15,552,088.60x = 23,328,132.90 × 8,749,643.80 - Step 4: Simplify right side
15,552,088.60x = 204,112,853,394,061.03 - Step 5: Solve for x
x = 204,112,853,394,061.03/15,552,088.60 - Step 6: Final answer
x = 13,124,465.70
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1.5x scale
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.