Finding the Fourth Proportional to 19,382,552.22, 26,748,101.44 and 10,681,036.23
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Solution
The fourth proportional to 19,382,552.22, 26,748,101.44 and 10,681,036.23 is: 14,739,928.85
Step by Step Solution
- Step 1: Write the proportion equation
19,382,552.22 : 26,748,101.44 = 10,681,036.23 : x - Step 2: Convert to fraction form
19,382,552.22/26,748,101.44 = 10,681,036.23/x - Step 3: Cross multiply
19,382,552.22x = 26,748,101.44 × 10,681,036.23 - Step 4: Simplify right side
19,382,552.22x = 285,697,440,564,355.19 - Step 5: Solve for x
x = 285,697,440,564,355.19/19,382,552.22 - Step 6: Final answer
x = 14,739,928.85
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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.