Finding the Fourth Proportional to 40,928,563.74, 56,481,130.63 and 22,343,703.88
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Solution
The fourth proportional to 40,928,563.74, 56,481,130.63 and 22,343,703.88 is: 30,834,154.49
Step by Step Solution
- Step 1: Write the proportion equation
40,928,563.74 : 56,481,130.63 = 22,343,703.88 : x - Step 2: Convert to fraction form
40,928,563.74/56,481,130.63 = 22,343,703.88/x - Step 3: Cross multiply
40,928,563.74x = 56,481,130.63 × 22,343,703.88 - Step 4: Simplify right side
40,928,563.74x = 1,261,997,657,604,317.75 - Step 5: Solve for x
x = 1,261,997,657,604,317.75/40,928,563.74 - Step 6: Final answer
x = 30,834,154.49
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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.