Finding the Fourth Proportional to 27,024,652.48, 37,294,623.84 and 15,421,984.96
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Solution
The fourth proportional to 27,024,652.48, 37,294,623.84 and 15,421,984.96 is: 21,282,683.59
Step by Step Solution
- Step 1: Write the proportion equation
27,024,652.48 : 37,294,623.84 = 15,421,984.96 : x - Step 2: Convert to fraction form
27,024,652.48/37,294,623.84 = 15,421,984.96/x - Step 3: Cross multiply
27,024,652.48x = 37,294,623.84 × 15,421,984.96 - Step 4: Simplify right side
27,024,652.48x = 575,157,127,949,337.50 - Step 5: Solve for x
x = 575,157,127,949,337.50/27,024,652.48 - Step 6: Final answer
x = 21,282,683.59
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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.