Finding the Fourth Proportional to 23,998,417.88, 33,122,127.66 and 13,547,619.68
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Solution
The fourth proportional to 23,998,417.88, 33,122,127.66 and 13,547,619.68 is: 18,698,148.80
Step by Step Solution
- Step 1: Write the proportion equation
23,998,417.88 : 33,122,127.66 = 13,547,619.68 : x - Step 2: Convert to fraction form
23,998,417.88/33,122,127.66 = 13,547,619.68/x - Step 3: Cross multiply
23,998,417.88x = 33,122,127.66 × 13,547,619.68 - Step 4: Simplify right side
23,998,417.88x = 448,725,988,530,088.31 - Step 5: Solve for x
x = 448,725,988,530,088.31/23,998,417.88 - Step 6: Final answer
x = 18,698,148.80
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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.