Finding the Fourth Proportional to 29,379,727.20, 44,069,590.80 and 15,774,837.60
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Solution
The fourth proportional to 29,379,727.20, 44,069,590.80 and 15,774,837.60 is: 23,662,256.40
Step by Step Solution
- Step 1: Write the proportion equation
29,379,727.20 : 44,069,590.80 = 15,774,837.60 : x - Step 2: Convert to fraction form
29,379,727.20/44,069,590.80 = 15,774,837.60/x - Step 3: Cross multiply
29,379,727.20x = 44,069,590.80 × 15,774,837.60 - Step 4: Simplify right side
29,379,727.20x = 695,190,637,968,454 - Step 5: Solve for x
x = 695,190,637,968,454/29,379,727.20 - Step 6: Final answer
x = 23,662,256.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.