Finding the Fourth Proportional to 84,602,876.06, 126,904,752.01 and 38,512,512.26
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Solution
The fourth proportional to 84,602,876.06, 126,904,752.01 and 38,512,512.26 is: 57,768,967.74
Step by Step Solution
- Step 1: Write the proportion equation
84,602,876.06 : 126,904,752.01 = 38,512,512.26 : x - Step 2: Convert to fraction form
84,602,876.06/126,904,752.01 = 38,512,512.26/x - Step 3: Cross multiply
84,602,876.06x = 126,904,752.01 × 38,512,512.26 - Step 4: Simplify right side
84,602,876.06x = 4,887,420,817,637,385 - Step 5: Solve for x
x = 4,887,420,817,637,385/84,602,876.06 - Step 6: Final answer
x = 57,768,967.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.