Finding the Fourth Proportional to 14,909,871.42, 22,362,315.97 and 4,128,262.14
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Solution
The fourth proportional to 14,909,871.42, 22,362,315.97 and 4,128,262.14 is: 6,191,703.45
Step by Step Solution
- Step 1: Write the proportion equation
14,909,871.42 : 22,362,315.97 = 4,128,262.14 : x - Step 2: Convert to fraction form
14,909,871.42/22,362,315.97 = 4,128,262.14/x - Step 3: Cross multiply
14,909,871.42x = 22,362,315.97 × 4,128,262.14 - Step 4: Simplify right side
14,909,871.42x = 92,317,502,249,215.48 - Step 5: Solve for x
x = 92,317,502,249,215.48/14,909,871.42 - Step 6: Final answer
x = 6,191,703.45
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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.