Finding the Fourth Proportional to 34,589,721.60, 47,732,976 and 19,119,408.48
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Solution
The fourth proportional to 34,589,721.60, 47,732,976 and 19,119,408.48 is: 26,384,319.50
Step by Step Solution
- Step 1: Write the proportion equation
34,589,721.60 : 47,732,976 = 19,119,408.48 : x - Step 2: Convert to fraction form
34,589,721.60/47,732,976 = 19,119,408.48/x - Step 3: Cross multiply
34,589,721.60x = 47,732,976 × 19,119,408.48 - Step 4: Simplify right side
34,589,721.60x = 912,626,266,110,036.50 - Step 5: Solve for x
x = 912,626,266,110,036.50/34,589,721.60 - Step 6: Final answer
x = 26,384,319.50
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1.5x scale
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.