Finding the Fourth Proportional to 16,243,358.24, 22,415,838 and 9,717,259.52
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Solution
The fourth proportional to 16,243,358.24, 22,415,838 and 9,717,259.52 is: 13,409,820.31
Step by Step Solution
- Step 1: Write the proportion equation
16,243,358.24 : 22,415,838 = 9,717,259.52 : x - Step 2: Convert to fraction form
16,243,358.24/22,415,838 = 9,717,259.52/x - Step 3: Cross multiply
16,243,358.24x = 22,415,838 × 9,717,259.52 - Step 4: Simplify right side
16,243,358.24x = 217,820,515,204,277.75 - Step 5: Solve for x
x = 217,820,515,204,277.75/16,243,358.24 - Step 6: Final answer
x = 13,409,820.31
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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.