Finding the Fourth Proportional to 19,160,238.06, 26,437,181.49 and 11,009,901.42
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Solution
The fourth proportional to 19,160,238.06, 26,437,181.49 and 11,009,901.42 is: 15,191,395.91
Step by Step Solution
- Step 1: Write the proportion equation
19,160,238.06 : 26,437,181.49 = 11,009,901.42 : x - Step 2: Convert to fraction form
19,160,238.06/26,437,181.49 = 11,009,901.42/x - Step 3: Cross multiply
19,160,238.06x = 26,437,181.49 × 11,009,901.42 - Step 4: Simplify right side
19,160,238.06x = 291,070,762,027,548.69 - Step 5: Solve for x
x = 291,070,762,027,548.69/19,160,238.06 - Step 6: Final answer
x = 15,191,395.91
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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.