Finding the Fourth Proportional to 48,323,479.79, 66,686,412.96 and 26,593,447.79
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Solution
The fourth proportional to 48,323,479.79, 66,686,412.96 and 26,593,447.79 is: 36,698,963.92
Step by Step Solution
- Step 1: Write the proportion equation
48,323,479.79 : 66,686,412.96 = 26,593,447.79 : x - Step 2: Convert to fraction form
48,323,479.79/66,686,412.96 = 26,593,447.79/x - Step 3: Cross multiply
48,323,479.79x = 66,686,412.96 × 26,593,447.79 - Step 4: Simplify right side
48,323,479.79x = 1,773,421,641,020,707.25 - Step 5: Solve for x
x = 1,773,421,641,020,707.25/48,323,479.79 - Step 6: Final answer
x = 36,698,963.92
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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.