Finding the Fourth Proportional to 19,725,603.57, 29,591,643.84 and 6,078,752.28
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Solution
The fourth proportional to 19,725,603.57, 29,591,643.84 and 6,078,752.28 is: 9,119,126.41
Step by Step Solution
- Step 1: Write the proportion equation
19,725,603.57 : 29,591,643.84 = 6,078,752.28 : x - Step 2: Convert to fraction form
19,725,603.57/29,591,643.84 = 6,078,752.28/x - Step 3: Cross multiply
19,725,603.57x = 29,591,643.84 × 6,078,752.28 - Step 4: Simplify right side
19,725,603.57x = 179,880,272,461,347.97 - Step 5: Solve for x
x = 179,880,272,461,347.97/19,725,603.57 - Step 6: Final answer
x = 9,119,126.41
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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.