Finding the Fourth Proportional to 15,264,019.70, 22,896,029.55 and 14,319,235.70
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Solution
The fourth proportional to 15,264,019.70, 22,896,029.55 and 14,319,235.70 is: 21,478,853.55
Step by Step Solution
- Step 1: Write the proportion equation
15,264,019.70 : 22,896,029.55 = 14,319,235.70 : x - Step 2: Convert to fraction form
15,264,019.70/22,896,029.55 = 14,319,235.70/x - Step 3: Cross multiply
15,264,019.70x = 22,896,029.55 × 14,319,235.70 - Step 4: Simplify right side
15,264,019.70x = 327,853,643,720,614.94 - Step 5: Solve for x
x = 327,853,643,720,614.94/15,264,019.70 - Step 6: Final answer
x = 21,478,853.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.