Finding the Fourth Proportional to 19,466,325.18, 29,199,298.20 and 13,685,209.38
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Solution
The fourth proportional to 19,466,325.18, 29,199,298.20 and 13,685,209.38 is: 20,527,680.80
Step by Step Solution
- Step 1: Write the proportion equation
19,466,325.18 : 29,199,298.20 = 13,685,209.38 : x - Step 2: Convert to fraction form
19,466,325.18/29,199,298.20 = 13,685,209.38/x - Step 3: Cross multiply
19,466,325.18x = 29,199,298.20 × 13,685,209.38 - Step 4: Simplify right side
19,466,325.18x = 399,598,509,616,057.12 - Step 5: Solve for x
x = 399,598,509,616,057.12/19,466,325.18 - Step 6: Final answer
x = 20,527,680.80
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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.