Finding the Fourth Proportional to 34,297,679.84, 47,329,572.16 and 19,412,684.44
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Solution
The fourth proportional to 34,297,679.84, 47,329,572.16 and 19,412,684.44 is: 26,788,810.59
Step by Step Solution
- Step 1: Write the proportion equation
34,297,679.84 : 47,329,572.16 = 19,412,684.44 : x - Step 2: Convert to fraction form
34,297,679.84/47,329,572.16 = 19,412,684.44/x - Step 3: Cross multiply
34,297,679.84x = 47,329,572.16 × 19,412,684.44 - Step 4: Simplify right side
34,297,679.84x = 918,794,049,022,289.12 - Step 5: Solve for x
x = 918,794,049,022,289.12/34,297,679.84 - Step 6: Final answer
x = 26,788,810.59
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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.