Finding the Fourth Proportional to 65,320,023.68, 97,982,157.51 and 19,258,030.20
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Solution
The fourth proportional to 65,320,023.68, 97,982,157.51 and 19,258,030.20 is: 28,887,670.92
Step by Step Solution
- Step 1: Write the proportion equation
65,320,023.68 : 97,982,157.51 = 19,258,030.20 : x - Step 2: Convert to fraction form
65,320,023.68/97,982,157.51 = 19,258,030.20/x - Step 3: Cross multiply
65,320,023.68x = 97,982,157.51 × 19,258,030.20 - Step 4: Simplify right side
65,320,023.68x = 1,886,943,348,388,736.75 - Step 5: Solve for x
x = 1,886,943,348,388,736.75/65,320,023.68 - Step 6: Final answer
x = 28,887,670.92
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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.