Finding the Fourth Proportional to 42,124,145.10, 63,060,246.45 and 39,632,714.70
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Solution
The fourth proportional to 42,124,145.10, 63,060,246.45 and 39,632,714.70 is: 59,330,551.41
Step by Step Solution
- Step 1: Write the proportion equation
42,124,145.10 : 63,060,246.45 = 39,632,714.70 : x - Step 2: Convert to fraction form
42,124,145.10/63,060,246.45 = 39,632,714.70/x - Step 3: Cross multiply
42,124,145.10x = 63,060,246.45 × 39,632,714.70 - Step 4: Simplify right side
42,124,145.10x = 2,499,248,756,464,538 - Step 5: Solve for x
x = 2,499,248,756,464,538/42,124,145.10 - Step 6: Final answer
x = 59,330,551.41
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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.