Finding the Fourth Proportional to 49,522,005.28, 68,342,501.68 and 27,495,507.68
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Solution
The fourth proportional to 49,522,005.28, 68,342,501.68 and 27,495,507.68 is: 37,944,985.65
Step by Step Solution
- Step 1: Write the proportion equation
49,522,005.28 : 68,342,501.68 = 27,495,507.68 : x - Step 2: Convert to fraction form
49,522,005.28/68,342,501.68 = 27,495,507.68/x - Step 3: Cross multiply
49,522,005.28x = 68,342,501.68 × 27,495,507.68 - Step 4: Simplify right side
49,522,005.28x = 1,879,111,779,812,853 - Step 5: Solve for x
x = 1,879,111,779,812,853/49,522,005.28 - Step 6: Final answer
x = 37,944,985.65
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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.