Finding the Fourth Proportional to 40,572,599.12, 55,972,592.80 and 26,840,688.56
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Solution
The fourth proportional to 40,572,599.12, 55,972,592.80 and 26,840,688.56 is: 37,028,510.96
Step by Step Solution
- Step 1: Write the proportion equation
40,572,599.12 : 55,972,592.80 = 26,840,688.56 : x - Step 2: Convert to fraction form
40,572,599.12/55,972,592.80 = 26,840,688.56/x - Step 3: Cross multiply
40,572,599.12x = 55,972,592.80 × 26,840,688.56 - Step 4: Simplify right side
40,572,599.12x = 1,502,342,930,826,432 - Step 5: Solve for x
x = 1,502,342,930,826,432/40,572,599.12 - Step 6: Final answer
x = 37,028,510.96
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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.