Finding the Fourth Proportional to 13,251,515.30, 19,887,903.11 and 6,863,594.48
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Solution
The fourth proportional to 13,251,515.30, 19,887,903.11 and 6,863,594.48 is: 10,300,897.59
Step by Step Solution
- Step 1: Write the proportion equation
13,251,515.30 : 19,887,903.11 = 6,863,594.48 : x - Step 2: Convert to fraction form
13,251,515.30/19,887,903.11 = 6,863,594.48/x - Step 3: Cross multiply
13,251,515.30x = 19,887,903.11 × 6,863,594.48 - Step 4: Simplify right side
13,251,515.30x = 136,502,501,922,290.30 - Step 5: Solve for x
x = 136,502,501,922,290.30/13,251,515.30 - Step 6: Final answer
x = 10,300,897.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.