Finding the Fourth Proportional to 26,242,432.48, 36,214,572.39 and 14,639,995.94
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Solution
The fourth proportional to 26,242,432.48, 36,214,572.39 and 14,639,995.94 is: 20,203,203.09
Step by Step Solution
- Step 1: Write the proportion equation
26,242,432.48 : 36,214,572.39 = 14,639,995.94 : x - Step 2: Convert to fraction form
26,242,432.48/36,214,572.39 = 14,639,995.94/x - Step 3: Cross multiply
26,242,432.48x = 36,214,572.39 × 14,639,995.94 - Step 4: Simplify right side
26,242,432.48x = 530,181,192,758,436.06 - Step 5: Solve for x
x = 530,181,192,758,436.06/26,242,432.48 - Step 6: Final answer
x = 20,203,203.09
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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.