Finding the Fourth Proportional to 26,430,715.06, 39,684,990.96 and 14,781,909.14
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Solution
The fourth proportional to 26,430,715.06, 39,684,990.96 and 14,781,909.14 is: 22,194,629.59
Step by Step Solution
- Step 1: Write the proportion equation
26,430,715.06 : 39,684,990.96 = 14,781,909.14 : x - Step 2: Convert to fraction form
26,430,715.06/39,684,990.96 = 14,781,909.14/x - Step 3: Cross multiply
26,430,715.06x = 39,684,990.96 × 14,781,909.14 - Step 4: Simplify right side
26,430,715.06x = 586,619,930,518,531.88 - Step 5: Solve for x
x = 586,619,930,518,531.88/26,430,715.06 - Step 6: Final answer
x = 22,194,629.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.