Finding the Fourth Proportional to 19,160,233.56, 26,437,175.28 and 11,009,896.92
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Solution
The fourth proportional to 19,160,233.56, 26,437,175.28 and 11,009,896.92 is: 15,191,389.70
Step by Step Solution
- Step 1: Write the proportion equation
19,160,233.56 : 26,437,175.28 = 11,009,896.92 : x - Step 2: Convert to fraction form
19,160,233.56/26,437,175.28 = 11,009,896.92/x - Step 3: Cross multiply
19,160,233.56x = 26,437,175.28 × 11,009,896.92 - Step 4: Simplify right side
19,160,233.56x = 291,070,574,688,772.12 - Step 5: Solve for x
x = 291,070,574,688,772.12/19,160,233.56 - Step 6: Final answer
x = 15,191,389.70
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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.