Finding the Fourth Proportional to 55,984,430.34, 83,976,572.48 and 15,043,869.99
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Solution
The fourth proportional to 55,984,430.34, 83,976,572.48 and 15,043,869.99 is: 22,565,785.36
Step by Step Solution
- Step 1: Write the proportion equation
55,984,430.34 : 83,976,572.48 = 15,043,869.99 : x - Step 2: Convert to fraction form
55,984,430.34/83,976,572.48 = 15,043,869.99/x - Step 3: Cross multiply
55,984,430.34x = 83,976,572.48 × 15,043,869.99 - Step 4: Simplify right side
55,984,430.34x = 1,263,332,638,519,712.50 - Step 5: Solve for x
x = 1,263,332,638,519,712.50/55,984,430.34 - Step 6: Final answer
x = 22,565,785.36
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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.