Finding the Fourth Proportional to 64,931,364.79, 97,374,073.66 and 18,863,649.56
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Solution
The fourth proportional to 64,931,364.79, 97,374,073.66 and 18,863,649.56 is: 28,288,800.15
Step by Step Solution
- Step 1: Write the proportion equation
64,931,364.79 : 97,374,073.66 = 18,863,649.56 : x - Step 2: Convert to fraction form
64,931,364.79/97,374,073.66 = 18,863,649.56/x - Step 3: Cross multiply
64,931,364.79x = 97,374,073.66 × 18,863,649.56 - Step 4: Simplify right side
64,931,364.79x = 1,836,830,401,947,970 - Step 5: Solve for x
x = 1,836,830,401,947,970/64,931,364.79 - Step 6: Final answer
x = 28,288,800.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.