Finding the Fourth Proportional to 19,963,525.95, 29,950,594.22 and 6,316,914.80
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Solution
The fourth proportional to 19,963,525.95, 29,950,594.22 and 6,316,914.80 is: 9,477,050.92
Step by Step Solution
- Step 1: Write the proportion equation
19,963,525.95 : 29,950,594.22 = 6,316,914.80 : x - Step 2: Convert to fraction form
19,963,525.95/29,950,594.22 = 6,316,914.80/x - Step 3: Cross multiply
19,963,525.95x = 29,950,594.22 × 6,316,914.80 - Step 4: Simplify right side
19,963,525.95x = 189,195,351,987,781.25 - Step 5: Solve for x
x = 189,195,351,987,781.25/19,963,525.95 - Step 6: Final answer
x = 9,477,050.92
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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.