Finding the Fourth Proportional to 19,475,367.88, 29,215,710.14 and 8,113,159.24
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Solution
The fourth proportional to 19,475,367.88, 29,215,710.14 and 8,113,159.24 is: 12,170,846.28
Step by Step Solution
- Step 1: Write the proportion equation
19,475,367.88 : 29,215,710.14 = 8,113,159.24 : x - Step 2: Convert to fraction form
19,475,367.88/29,215,710.14 = 8,113,159.24/x - Step 3: Cross multiply
19,475,367.88x = 29,215,710.14 × 8,113,159.24 - Step 4: Simplify right side
19,475,367.88x = 237,031,708,675,502.72 - Step 5: Solve for x
x = 237,031,708,675,502.72/19,475,367.88 - Step 6: Final answer
x = 12,170,846.28
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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.