Finding the Fourth Proportional to 17,219,347.13, 23,762,695.41 and 9,484,389.63
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Solution
The fourth proportional to 17,219,347.13, 23,762,695.41 and 9,484,389.63 is: 13,088,455.69
Step by Step Solution
- Step 1: Write the proportion equation
17,219,347.13 : 23,762,695.41 = 9,484,389.63 : x - Step 2: Convert to fraction form
17,219,347.13/23,762,695.41 = 9,484,389.63/x - Step 3: Cross multiply
17,219,347.13x = 23,762,695.41 × 9,484,389.63 - Step 4: Simplify right side
17,219,347.13x = 225,374,661,927,452.62 - Step 5: Solve for x
x = 225,374,661,927,452.62/17,219,347.13 - Step 6: Final answer
x = 13,088,455.69
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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.