Finding the Fourth Proportional to 19,983,130.92, 29,974,774.14 and 4,837,038.12
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Solution
The fourth proportional to 19,983,130.92, 29,974,774.14 and 4,837,038.12 is: 7,255,576.00
Step by Step Solution
- Step 1: Write the proportion equation
19,983,130.92 : 29,974,774.14 = 4,837,038.12 : x - Step 2: Convert to fraction form
19,983,130.92/29,974,774.14 = 4,837,038.12/x - Step 3: Cross multiply
19,983,130.92x = 29,974,774.14 × 4,837,038.12 - Step 4: Simplify right side
19,983,130.92x = 144,989,125,153,570.22 - Step 5: Solve for x
x = 144,989,125,153,570.22/19,983,130.92 - Step 6: Final answer
x = 7,255,576.00
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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.