Finding the Fourth Proportional to 22,871,921.04, 31,563,251.19 and 12,558,644.19
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Solution
The fourth proportional to 22,871,921.04, 31,563,251.19 and 12,558,644.19 is: 17,330,929.07
Step by Step Solution
- Step 1: Write the proportion equation
22,871,921.04 : 31,563,251.19 = 12,558,644.19 : x - Step 2: Convert to fraction form
22,871,921.04/31,563,251.19 = 12,558,644.19/x - Step 3: Cross multiply
22,871,921.04x = 31,563,251.19 × 12,558,644.19 - Step 4: Simplify right side
22,871,921.04x = 396,391,641,174,804.06 - Step 5: Solve for x
x = 396,391,641,174,804.06/22,871,921.04 - Step 6: Final answer
x = 17,330,929.07
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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.