Finding the Fourth Proportional to 14,258,616.90, 21,382,656.87 and 6,172,774.98
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Solution
The fourth proportional to 14,258,616.90, 21,382,656.87 and 6,172,774.98 is: 9,256,881.66
Step by Step Solution
- Step 1: Write the proportion equation
14,258,616.90 : 21,382,656.87 = 6,172,774.98 : x - Step 2: Convert to fraction form
14,258,616.90/21,382,656.87 = 6,172,774.98/x - Step 3: Cross multiply
14,258,616.90x = 21,382,656.87 × 6,172,774.98 - Step 4: Simplify right side
14,258,616.90x = 131,990,329,333,061.12 - Step 5: Solve for x
x = 131,990,329,333,061.12/14,258,616.90 - Step 6: Final answer
x = 9,256,881.66
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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.