Finding the Fourth Proportional to 52,746,235.74, 72,788,841.90 and 29,224,686.66
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Solution
The fourth proportional to 52,746,235.74, 72,788,841.90 and 29,224,686.66 is: 40,329,533.80
Step by Step Solution
- Step 1: Write the proportion equation
52,746,235.74 : 72,788,841.90 = 29,224,686.66 : x - Step 2: Convert to fraction form
52,746,235.74/72,788,841.90 = 29,224,686.66/x - Step 3: Cross multiply
52,746,235.74x = 72,788,841.90 × 29,224,686.66 - Step 4: Simplify right side
52,746,235.74x = 2,127,231,096,871,779.25 - Step 5: Solve for x
x = 2,127,231,096,871,779.25/52,746,235.74 - Step 6: Final answer
x = 40,329,533.80
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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.