Finding the Fourth Proportional to 48,438,886.20, 72,656,579.70 and 19,684,210.20
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Solution
The fourth proportional to 48,438,886.20, 72,656,579.70 and 19,684,210.20 is: 29,525,604.31
Step by Step Solution
- Step 1: Write the proportion equation
48,438,886.20 : 72,656,579.70 = 19,684,210.20 : x - Step 2: Convert to fraction form
48,438,886.20/72,656,579.70 = 19,684,210.20/x - Step 3: Cross multiply
48,438,886.20x = 72,656,579.70 × 19,684,210.20 - Step 4: Simplify right side
48,438,886.20x = 1,430,187,387,227,853 - Step 5: Solve for x
x = 1,430,187,387,227,853/48,438,886.20 - Step 6: Final answer
x = 29,525,604.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.