Finding the Fourth Proportional to 8,930,307.60, 13,395,461.40 and 3,249,793.80
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Solution
The fourth proportional to 8,930,307.60, 13,395,461.40 and 3,249,793.80 is: 4,874,690.70
Step by Step Solution
- Step 1: Write the proportion equation
8,930,307.60 : 13,395,461.40 = 3,249,793.80 : x - Step 2: Convert to fraction form
8,930,307.60/13,395,461.40 = 3,249,793.80/x - Step 3: Cross multiply
8,930,307.60x = 13,395,461.40 × 3,249,793.80 - Step 4: Simplify right side
8,930,307.60x = 43,532,487,405,859.32 - Step 5: Solve for x
x = 43,532,487,405,859.32/8,930,307.60 - Step 6: Final answer
x = 4,874,690.70
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1.5x scale
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.