Finding the Fourth Proportional to 10,930,465.60, 16,395,698.40 and 9,702,246.40
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Solution
The fourth proportional to 10,930,465.60, 16,395,698.40 and 9,702,246.40 is: 14,553,369.60
Step by Step Solution
- Step 1: Write the proportion equation
10,930,465.60 : 16,395,698.40 = 9,702,246.40 : x - Step 2: Convert to fraction form
10,930,465.60/16,395,698.40 = 9,702,246.40/x - Step 3: Cross multiply
10,930,465.60x = 16,395,698.40 × 9,702,246.40 - Step 4: Simplify right side
10,930,465.60x = 159,075,105,776,885.78 - Step 5: Solve for x
x = 159,075,105,776,885.78/10,930,465.60 - Step 6: Final answer
x = 14,553,369.60
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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.