Finding the Fourth Proportional to 57,122,578.04, 78,831,417.93 and 32,004,903.99
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Solution
The fourth proportional to 57,122,578.04, 78,831,417.93 and 32,004,903.99 is: 44,168,033.88
Step by Step Solution
- Step 1: Write the proportion equation
57,122,578.04 : 78,831,417.93 = 32,004,903.99 : x - Step 2: Convert to fraction form
57,122,578.04/78,831,417.93 = 32,004,903.99/x - Step 3: Cross multiply
57,122,578.04x = 78,831,417.93 × 32,004,903.99 - Step 4: Simplify right side
57,122,578.04x = 2,522,991,962,245,214.50 - Step 5: Solve for x
x = 2,522,991,962,245,214.50/57,122,578.04 - Step 6: Final answer
x = 44,168,033.88
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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.