Finding the Fourth Proportional to 43,660,909.71, 65,477,193.12 and 14,506,919.28
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Solution
The fourth proportional to 43,660,909.71, 65,477,193.12 and 14,506,919.28 is: 21,755,670.27
Step by Step Solution
- Step 1: Write the proportion equation
43,660,909.71 : 65,477,193.12 = 14,506,919.28 : x - Step 2: Convert to fraction form
43,660,909.71/65,477,193.12 = 14,506,919.28/x - Step 3: Cross multiply
43,660,909.71x = 65,477,193.12 × 14,506,919.28 - Step 4: Simplify right side
43,660,909.71x = 949,872,355,272,811.25 - Step 5: Solve for x
x = 949,872,355,272,811.25/43,660,909.71 - Step 6: Final answer
x = 21,755,670.27
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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.