Finding the Fourth Proportional to 62,900,518.36, 86,788,354.08 and 35,388,408.28
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Solution
The fourth proportional to 62,900,518.36, 86,788,354.08 and 35,388,408.28 is: 48,827,923.65
Step by Step Solution
- Step 1: Write the proportion equation
62,900,518.36 : 86,788,354.08 = 35,388,408.28 : x - Step 2: Convert to fraction form
62,900,518.36/86,788,354.08 = 35,388,408.28/x - Step 3: Cross multiply
62,900,518.36x = 86,788,354.08 × 35,388,408.28 - Step 4: Simplify right side
62,900,518.36x = 3,071,301,708,132,244 - Step 5: Solve for x
x = 3,071,301,708,132,244/62,900,518.36 - Step 6: Final answer
x = 48,827,923.65
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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.