Finding the Fourth Proportional to 47,740,136.18, 65,829,254.37 and 32,243,316.26
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Solution
The fourth proportional to 47,740,136.18, 65,829,254.37 and 32,243,316.26 is: 44,460,565.84
Step by Step Solution
- Step 1: Write the proportion equation
47,740,136.18 : 65,829,254.37 = 32,243,316.26 : x - Step 2: Convert to fraction form
47,740,136.18/65,829,254.37 = 32,243,316.26/x - Step 3: Cross multiply
47,740,136.18x = 65,829,254.37 × 32,243,316.26 - Step 4: Simplify right side
47,740,136.18x = 2,122,553,467,811,897 - Step 5: Solve for x
x = 2,122,553,467,811,897/47,740,136.18 - Step 6: Final answer
x = 44,460,565.84
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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.