Finding the Fourth Proportional to 19,278,325.98, 28,899,110.73 and 6,492,251.10
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Solution
The fourth proportional to 19,278,325.98, 28,899,110.73 and 6,492,251.10 is: 9,732,187.52
Step by Step Solution
- Step 1: Write the proportion equation
19,278,325.98 : 28,899,110.73 = 6,492,251.10 : x - Step 2: Convert to fraction form
19,278,325.98/28,899,110.73 = 6,492,251.10/x - Step 3: Cross multiply
19,278,325.98x = 28,899,110.73 × 6,492,251.10 - Step 4: Simplify right side
19,278,325.98x = 187,620,283,425,864.28 - Step 5: Solve for x
x = 187,620,283,425,864.28/19,278,325.98 - Step 6: Final answer
x = 9,732,187.52
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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.