Finding the Fourth Proportional to 19,337,150.10, 29,026,720.35 and 12,156,791.70
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Solution
The fourth proportional to 19,337,150.10, 29,026,720.35 and 12,156,791.70 is: 18,248,386.72
Step by Step Solution
- Step 1: Write the proportion equation
19,337,150.10 : 29,026,720.35 = 12,156,791.70 : x - Step 2: Convert to fraction form
19,337,150.10/29,026,720.35 = 12,156,791.70/x - Step 3: Cross multiply
19,337,150.10x = 29,026,720.35 × 12,156,791.70 - Step 4: Simplify right side
19,337,150.10x = 352,871,793,029,101.06 - Step 5: Solve for x
x = 352,871,793,029,101.06/19,337,150.10 - Step 6: Final answer
x = 18,248,386.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.