Finding the Fourth Proportional to 40,666,607.74, 56,105,889.68 and 25,990,864.53
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Solution
The fourth proportional to 40,666,607.74, 56,105,889.68 and 25,990,864.53 is: 35,858,426.82
Step by Step Solution
- Step 1: Write the proportion equation
40,666,607.74 : 56,105,889.68 = 25,990,864.53 : x - Step 2: Convert to fraction form
40,666,607.74/56,105,889.68 = 25,990,864.53/x - Step 3: Cross multiply
40,666,607.74x = 56,105,889.68 × 25,990,864.53 - Step 4: Simplify right side
40,666,607.74x = 1,458,240,577,597,521 - Step 5: Solve for x
x = 1,458,240,577,597,521/40,666,607.74 - Step 6: Final answer
x = 35,858,426.82
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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.