Finding the Fourth Proportional to 57,490,210.32, 79,364,941.68 and 35,475,835.36
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Solution
The fourth proportional to 57,490,210.32, 79,364,941.68 and 35,475,835.36 is: 48,974,209.50
Step by Step Solution
- Step 1: Write the proportion equation
57,490,210.32 : 79,364,941.68 = 35,475,835.36 : x - Step 2: Convert to fraction form
57,490,210.32/79,364,941.68 = 35,475,835.36/x - Step 3: Cross multiply
57,490,210.32x = 79,364,941.68 × 35,475,835.36 - Step 4: Simplify right side
57,490,210.32x = 2,815,537,604,395,682 - Step 5: Solve for x
x = 2,815,537,604,395,682/57,490,210.32 - Step 6: Final answer
x = 48,974,209.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.