Finding the Fourth Proportional to 26,640,618.79, 36,764,053.48 and 14,417,475.79
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Solution
The fourth proportional to 26,640,618.79, 36,764,053.48 and 14,417,475.79 is: 19,896,116.35
Step by Step Solution
- Step 1: Write the proportion equation
26,640,618.79 : 36,764,053.48 = 14,417,475.79 : x - Step 2: Convert to fraction form
26,640,618.79/36,764,053.48 = 14,417,475.79/x - Step 3: Cross multiply
26,640,618.79x = 36,764,053.48 × 14,417,475.79 - Step 4: Simplify right side
26,640,618.79x = 530,044,850,990,165.19 - Step 5: Solve for x
x = 530,044,850,990,165.19/26,640,618.79 - Step 6: Final answer
x = 19,896,116.35
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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.