Finding the Fourth Proportional to 39,522,939.23, 54,547,384.12 and 22,774,420.19
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Solution
The fourth proportional to 39,522,939.23, 54,547,384.12 and 22,774,420.19 is: 31,432,000.51
Step by Step Solution
- Step 1: Write the proportion equation
39,522,939.23 : 54,547,384.12 = 22,774,420.19 : x - Step 2: Convert to fraction form
39,522,939.23/54,547,384.12 = 22,774,420.19/x - Step 3: Cross multiply
39,522,939.23x = 54,547,384.12 × 22,774,420.19 - Step 4: Simplify right side
39,522,939.23x = 1,242,285,045,941,476.25 - Step 5: Solve for x
x = 1,242,285,045,941,476.25/39,522,939.23 - Step 6: Final answer
x = 31,432,000.51
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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.