Finding the Fourth Proportional to 65,202,092.30, 97,803,138.45 and 19,757,981.90
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Solution
The fourth proportional to 65,202,092.30, 97,803,138.45 and 19,757,981.90 is: 29,636,972.85
Step by Step Solution
- Step 1: Write the proportion equation
65,202,092.30 : 97,803,138.45 = 19,757,981.90 : x - Step 2: Convert to fraction form
65,202,092.30/97,803,138.45 = 19,757,981.90/x - Step 3: Cross multiply
65,202,092.30x = 97,803,138.45 × 19,757,981.90 - Step 4: Simplify right side
65,202,092.30x = 1,932,392,639,258,294 - Step 5: Solve for x
x = 1,932,392,639,258,294/65,202,092.30 - Step 6: Final answer
x = 29,636,972.85
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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.