Finding the Fourth Proportional to 64,107,688.74, 95,697,336.12 and 56,350,643.04
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Solution
The fourth proportional to 64,107,688.74, 95,697,336.12 and 56,350,643.04 is: 84,117,935.52
Step by Step Solution
- Step 1: Write the proportion equation
64,107,688.74 : 95,697,336.12 = 56,350,643.04 : x - Step 2: Convert to fraction form
64,107,688.74/95,697,336.12 = 56,350,643.04/x - Step 3: Cross multiply
64,107,688.74x = 95,697,336.12 × 56,350,643.04 - Step 4: Simplify right side
64,107,688.74x = 5,392,606,427,577,019 - Step 5: Solve for x
x = 5,392,606,427,577,019/64,107,688.74 - Step 6: Final answer
x = 84,117,935.52
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.