Finding the Fourth Proportional to 19,773,376.35, 29,649,252.11 and 15,700,857.99
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Solution
The fourth proportional to 19,773,376.35, 29,649,252.11 and 15,700,857.99 is: 23,542,701.49
Step by Step Solution
- Step 1: Write the proportion equation
19,773,376.35 : 29,649,252.11 = 15,700,857.99 : x - Step 2: Convert to fraction form
19,773,376.35/29,649,252.11 = 15,700,857.99/x - Step 3: Cross multiply
19,773,376.35x = 29,649,252.11 × 15,700,857.99 - Step 4: Simplify right side
19,773,376.35x = 465,518,696,810,313.56 - Step 5: Solve for x
x = 465,518,696,810,313.56/19,773,376.35 - Step 6: Final answer
x = 23,542,701.49
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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.