Finding the Fourth Proportional to 26,986,900.68, 40,480,318.17 and 8,791,066.14
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Solution
The fourth proportional to 26,986,900.68, 40,480,318.17 and 8,791,066.14 is: 13,186,588.51
Step by Step Solution
- Step 1: Write the proportion equation
26,986,900.68 : 40,480,318.17 = 8,791,066.14 : x - Step 2: Convert to fraction form
26,986,900.68/40,480,318.17 = 8,791,066.14/x - Step 3: Cross multiply
26,986,900.68x = 40,480,318.17 × 8,791,066.14 - Step 4: Simplify right side
26,986,900.68x = 355,865,154,400,713.81 - Step 5: Solve for x
x = 355,865,154,400,713.81/26,986,900.68 - Step 6: Final answer
x = 13,186,588.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.