Finding the Fourth Proportional to 7,223,854.35, 9,968,538 and 4,125,768.63
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Solution
The fourth proportional to 7,223,854.35, 9,968,538 and 4,125,768.63 is: 5,693,343.11
Step by Step Solution
- Step 1: Write the proportion equation
7,223,854.35 : 9,968,538 = 4,125,768.63 : x - Step 2: Convert to fraction form
7,223,854.35/9,968,538 = 4,125,768.63/x - Step 3: Cross multiply
7,223,854.35x = 9,968,538 × 4,125,768.63 - Step 4: Simplify right side
7,223,854.35x = 41,127,881,367,362.94 - Step 5: Solve for x
x = 41,127,881,367,362.94/7,223,854.35 - Step 6: Final answer
x = 5,693,343.11
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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.