Finding the Fourth Proportional to 47,372,486.70, 71,065,508.48 and 14,585,829.68
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Solution
The fourth proportional to 47,372,486.70, 71,065,508.48 and 14,585,829.68 is: 21,880,831.58
Step by Step Solution
- Step 1: Write the proportion equation
47,372,486.70 : 71,065,508.48 = 14,585,829.68 : x - Step 2: Convert to fraction form
47,372,486.70/71,065,508.48 = 14,585,829.68/x - Step 3: Cross multiply
47,372,486.70x = 71,065,508.48 × 14,585,829.68 - Step 4: Simplify right side
47,372,486.70x = 1,036,549,402,811,875.75 - Step 5: Solve for x
x = 1,036,549,402,811,875.75/47,372,486.70 - Step 6: Final answer
x = 21,880,831.58
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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.