Finding the Fourth Proportional to 34,208,305.56, 47,208,223.96 and 19,523,677.31
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Solution
The fourth proportional to 34,208,305.56, 47,208,223.96 and 19,523,677.31 is: 26,943,109.74
Step by Step Solution
- Step 1: Write the proportion equation
34,208,305.56 : 47,208,223.96 = 19,523,677.31 : x - Step 2: Convert to fraction form
34,208,305.56/47,208,223.96 = 19,523,677.31/x - Step 3: Cross multiply
34,208,305.56x = 47,208,223.96 × 19,523,677.31 - Step 4: Simplify right side
34,208,305.56x = 921,678,130,639,590.75 - Step 5: Solve for x
x = 921,678,130,639,590.75/34,208,305.56 - Step 6: Final answer
x = 26,943,109.74
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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.