Finding the Fourth Proportional to 26,347,851.81, 36,362,752.65 and 15,184,736.82
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Solution
The fourth proportional to 26,347,851.81, 36,362,752.65 and 15,184,736.82 is: 20,956,502.75
Step by Step Solution
- Step 1: Write the proportion equation
26,347,851.81 : 36,362,752.65 = 15,184,736.82 : x - Step 2: Convert to fraction form
26,347,851.81/36,362,752.65 = 15,184,736.82/x - Step 3: Cross multiply
26,347,851.81x = 36,362,752.65 × 15,184,736.82 - Step 4: Simplify right side
26,347,851.81x = 552,158,829,041,007.56 - Step 5: Solve for x
x = 552,158,829,041,007.56/26,347,851.81 - Step 6: Final answer
x = 20,956,502.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.