Finding the Fourth Proportional to 11,021,068.17, 15,207,774.84 and 6,549,927.03
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Solution
The fourth proportional to 11,021,068.17, 15,207,774.84 and 6,549,927.03 is: 9,038,127.15
Step by Step Solution
- Step 1: Write the proportion equation
11,021,068.17 : 15,207,774.84 = 6,549,927.03 : x - Step 2: Convert to fraction form
11,021,068.17/15,207,774.84 = 6,549,927.03/x - Step 3: Cross multiply
11,021,068.17x = 15,207,774.84 × 6,549,927.03 - Step 4: Simplify right side
11,021,068.17x = 99,609,815,490,669.92 - Step 5: Solve for x
x = 99,609,815,490,669.92/11,021,068.17 - Step 6: Final answer
x = 9,038,127.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.