Finding the Fourth Proportional to 26,583,925.55, 36,685,850.13 and 14,360,782.55
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Solution
The fourth proportional to 26,583,925.55, 36,685,850.13 and 14,360,782.55 is: 19,817,897.67
Step by Step Solution
- Step 1: Write the proportion equation
26,583,925.55 : 36,685,850.13 = 14,360,782.55 : x - Step 2: Convert to fraction form
26,583,925.55/36,685,850.13 = 14,360,782.55/x - Step 3: Cross multiply
26,583,925.55x = 36,685,850.13 × 14,360,782.55 - Step 4: Simplify right side
26,583,925.55x = 526,837,516,195,390 - Step 5: Solve for x
x = 526,837,516,195,390/26,583,925.55 - Step 6: Final answer
x = 19,817,897.67
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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.