Finding the Fourth Proportional to 34,534,366.12, 47,657,811.54 and 19,064,459.08
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Solution
The fourth proportional to 34,534,366.12, 47,657,811.54 and 19,064,459.08 is: 26,309,166.78
Step by Step Solution
- Step 1: Write the proportion equation
34,534,366.12 : 47,657,811.54 = 19,064,459.08 : x - Step 2: Convert to fraction form
34,534,366.12/47,657,811.54 = 19,064,459.08/x - Step 3: Cross multiply
34,534,366.12x = 47,657,811.54 × 19,064,459.08 - Step 4: Simplify right side
34,534,366.12x = 908,570,397,946,681.62 - Step 5: Solve for x
x = 908,570,397,946,681.62/34,534,366.12 - Step 6: Final answer
x = 26,309,166.78
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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.