Finding the Fourth Proportional to 68,749,428, 94,876,595.28 and 37,811,938.08
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Solution
The fourth proportional to 68,749,428, 94,876,595.28 and 37,811,938.08 is: 52,181,786.09
Step by Step Solution
- Step 1: Write the proportion equation
68,749,428 : 94,876,595.28 = 37,811,938.08 : x - Step 2: Convert to fraction form
68,749,428/94,876,595.28 = 37,811,938.08/x - Step 3: Cross multiply
68,749,428x = 94,876,595.28 × 37,811,938.08 - Step 4: Simplify right side
68,749,428x = 3,587,467,945,968,580 - Step 5: Solve for x
x = 3,587,467,945,968,580/68,749,428 - Step 6: Final answer
x = 52,181,786.09
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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.