Finding the Fourth Proportional to 65,078,707.93, 97,549,429.73 and 21,348,047.18
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Solution
The fourth proportional to 65,078,707.93, 97,549,429.73 and 21,348,047.18 is: 31,999,557.07
Step by Step Solution
- Step 1: Write the proportion equation
65,078,707.93 : 97,549,429.73 = 21,348,047.18 : x - Step 2: Convert to fraction form
65,078,707.93/97,549,429.73 = 21,348,047.18/x - Step 3: Cross multiply
65,078,707.93x = 97,549,429.73 × 21,348,047.18 - Step 4: Simplify right side
65,078,707.93x = 2,082,489,828,258,134.75 - Step 5: Solve for x
x = 2,082,489,828,258,134.75/65,078,707.93 - Step 6: Final answer
x = 31,999,557.07
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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.