Finding the Fourth Proportional to 11,072,150.74, 15,280,434.64 and 6,111,577.08
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Solution
The fourth proportional to 11,072,150.74, 15,280,434.64 and 6,111,577.08 is: 8,434,454.72
Step by Step Solution
- Step 1: Write the proportion equation
11,072,150.74 : 15,280,434.64 = 6,111,577.08 : x - Step 2: Convert to fraction form
11,072,150.74/15,280,434.64 = 6,111,577.08/x - Step 3: Cross multiply
11,072,150.74x = 15,280,434.64 × 6,111,577.08 - Step 4: Simplify right side
11,072,150.74x = 93,387,554,118,262.06 - Step 5: Solve for x
x = 93,387,554,118,262.06/11,072,150.74 - Step 6: Final answer
x = 8,434,454.72
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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.