Finding the Fourth Proportional to 39,043,539.42, 58,565,014.28 and 11,749,714.62
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Solution
The fourth proportional to 39,043,539.42, 58,565,014.28 and 11,749,714.62 is: 17,624,483.20
Step by Step Solution
- Step 1: Write the proportion equation
39,043,539.42 : 58,565,014.28 = 11,749,714.62 : x - Step 2: Convert to fraction form
39,043,539.42/58,565,014.28 = 11,749,714.62/x - Step 3: Cross multiply
39,043,539.42x = 58,565,014.28 × 11,749,714.62 - Step 4: Simplify right side
39,043,539.42x = 688,122,204,506,224.75 - Step 5: Solve for x
x = 688,122,204,506,224.75/39,043,539.42 - Step 6: Final answer
x = 17,624,483.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.