Finding the Fourth Proportional to 52,270,395.24, 72,130,182.48 and 29,065,023.96
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Solution
The fourth proportional to 52,270,395.24, 72,130,182.48 and 29,065,023.96 is: 40,108,085.51
Step by Step Solution
- Step 1: Write the proportion equation
52,270,395.24 : 72,130,182.48 = 29,065,023.96 : x - Step 2: Convert to fraction form
52,270,395.24/72,130,182.48 = 29,065,023.96/x - Step 3: Cross multiply
52,270,395.24x = 72,130,182.48 × 29,065,023.96 - Step 4: Simplify right side
52,270,395.24x = 2,096,465,482,020,372.50 - Step 5: Solve for x
x = 2,096,465,482,020,372.50/52,270,395.24 - Step 6: Final answer
x = 40,108,085.51
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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.