Finding the Fourth Proportional to 18,896,117.24, 26,077,471.98 and 10,636,712.48
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Solution
The fourth proportional to 18,896,117.24, 26,077,471.98 and 10,636,712.48 is: 14,679,130.54
Step by Step Solution
- Step 1: Write the proportion equation
18,896,117.24 : 26,077,471.98 = 10,636,712.48 : x - Step 2: Convert to fraction form
18,896,117.24/26,077,471.98 = 10,636,712.48/x - Step 3: Cross multiply
18,896,117.24x = 26,077,471.98 × 10,636,712.48 - Step 4: Simplify right side
18,896,117.24x = 277,378,571,656,516.31 - Step 5: Solve for x
x = 277,378,571,656,516.31/18,896,117.24 - Step 6: Final answer
x = 14,679,130.54
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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.