Finding the Fourth Proportional to 37,358,423.40, 56,037,635.10 and 13,124,713.80
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Solution
The fourth proportional to 37,358,423.40, 56,037,635.10 and 13,124,713.80 is: 19,687,070.70
Step by Step Solution
- Step 1: Write the proportion equation
37,358,423.40 : 56,037,635.10 = 13,124,713.80 : x - Step 2: Convert to fraction form
37,358,423.40/56,037,635.10 = 13,124,713.80/x - Step 3: Cross multiply
37,358,423.40x = 56,037,635.10 × 13,124,713.80 - Step 4: Simplify right side
37,358,423.40x = 735,477,922,716,334.50 - Step 5: Solve for x
x = 735,477,922,716,334.50/37,358,423.40 - Step 6: Final answer
x = 19,687,070.70
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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.