Finding the Fourth Proportional to 19,257,918.52, 26,576,248.74 and 10,437,651.40
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Solution
The fourth proportional to 19,257,918.52, 26,576,248.74 and 10,437,651.40 is: 14,404,133.01
Step by Step Solution
- Step 1: Write the proportion equation
19,257,918.52 : 26,576,248.74 = 10,437,651.40 : x - Step 2: Convert to fraction form
19,257,918.52/26,576,248.74 = 10,437,651.40/x - Step 3: Cross multiply
19,257,918.52x = 26,576,248.74 × 10,437,651.40 - Step 4: Simplify right side
19,257,918.52x = 277,393,619,867,809.22 - Step 5: Solve for x
x = 277,393,619,867,809.22/19,257,918.52 - Step 6: Final answer
x = 14,404,133.01
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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.