Finding the Fourth Proportional to 42,963,811.96, 59,291,343.72 and 26,453,461.48
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Solution
The fourth proportional to 42,963,811.96, 59,291,343.72 and 26,453,461.48 is: 36,506,566.94
Step by Step Solution
- Step 1: Write the proportion equation
42,963,811.96 : 59,291,343.72 = 26,453,461.48 : x - Step 2: Convert to fraction form
42,963,811.96/59,291,343.72 = 26,453,461.48/x - Step 3: Cross multiply
42,963,811.96x = 59,291,343.72 × 26,453,461.48 - Step 4: Simplify right side
42,963,811.96x = 1,568,461,277,194,460 - Step 5: Solve for x
x = 1,568,461,277,194,460/42,963,811.96 - Step 6: Final answer
x = 36,506,566.94
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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.