Finding the Fourth Proportional to 52,778,594.37, 72,830,786.13 and 29,256,904.99
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Solution
The fourth proportional to 52,778,594.37, 72,830,786.13 and 29,256,904.99 is: 40,372,492.21
Step by Step Solution
- Step 1: Write the proportion equation
52,778,594.37 : 72,830,786.13 = 29,256,904.99 : x - Step 2: Convert to fraction form
52,778,594.37/72,830,786.13 = 29,256,904.99/x - Step 3: Cross multiply
52,778,594.37x = 72,830,786.13 × 29,256,904.99 - Step 4: Simplify right side
52,778,594.37x = 2,130,803,390,006,135.25 - Step 5: Solve for x
x = 2,130,803,390,006,135.25/52,778,594.37 - Step 6: Final answer
x = 40,372,492.21
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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.