Finding the Fourth Proportional to 11,453,110.52, 15,805,395.26 and 6,226,128.58
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Solution
The fourth proportional to 11,453,110.52, 15,805,395.26 and 6,226,128.58 is: 8,592,113.29
Step by Step Solution
- Step 1: Write the proportion equation
11,453,110.52 : 15,805,395.26 = 6,226,128.58 : x - Step 2: Convert to fraction form
11,453,110.52/15,805,395.26 = 6,226,128.58/x - Step 3: Cross multiply
11,453,110.52x = 15,805,395.26 × 6,226,128.58 - Step 4: Simplify right side
11,453,110.52x = 98,406,423,146,482.53 - Step 5: Solve for x
x = 98,406,423,146,482.53/11,453,110.52 - Step 6: Final answer
x = 8,592,113.29
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1.5x scale
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.