Finding the Fourth Proportional to 40,771,394, 56,264,532.86 and 22,436,679.48
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Solution
The fourth proportional to 40,771,394, 56,264,532.86 and 22,436,679.48 is: 30,962,622.71
Step by Step Solution
- Step 1: Write the proportion equation
40,771,394 : 56,264,532.86 = 22,436,679.48 : x - Step 2: Convert to fraction form
40,771,394/56,264,532.86 = 22,436,679.48/x - Step 3: Cross multiply
40,771,394x = 56,264,532.86 × 22,436,679.48 - Step 4: Simplify right side
40,771,394x = 1,262,389,289,871,747.75 - Step 5: Solve for x
x = 1,262,389,289,871,747.75/40,771,394 - Step 6: Final answer
x = 30,962,622.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.