Finding the Fourth Proportional to 39,444,816.52, 54,432,802.51 and 22,041,304.75
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Solution
The fourth proportional to 39,444,816.52, 54,432,802.51 and 22,041,304.75 is: 30,416,417.02
Step by Step Solution
- Step 1: Write the proportion equation
39,444,816.52 : 54,432,802.51 = 22,041,304.75 : x - Step 2: Convert to fraction form
39,444,816.52/54,432,802.51 = 22,041,304.75/x - Step 3: Cross multiply
39,444,816.52x = 54,432,802.51 × 22,041,304.75 - Step 4: Simplify right side
39,444,816.52x = 1,199,769,988,519,475 - Step 5: Solve for x
x = 1,199,769,988,519,475/39,444,816.52 - Step 6: Final answer
x = 30,416,417.02
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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.