Finding the Fourth Proportional to 31,416,603.36, 47,130,219.36 and 16,070,555.04
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Solution
The fourth proportional to 31,416,603.36, 47,130,219.36 and 16,070,555.04 is: 24,108,551.00
Step by Step Solution
- Step 1: Write the proportion equation
31,416,603.36 : 47,130,219.36 = 16,070,555.04 : x - Step 2: Convert to fraction form
31,416,603.36/47,130,219.36 = 16,070,555.04/x - Step 3: Cross multiply
31,416,603.36x = 47,130,219.36 × 16,070,555.04 - Step 4: Simplify right side
31,416,603.36x = 757,408,784,272,153.50 - Step 5: Solve for x
x = 757,408,784,272,153.50/31,416,603.36 - Step 6: Final answer
x = 24,108,551.00
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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.