Finding the Fourth Proportional to 39,444,815.76, 54,432,801.48 and 22,041,303.99
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Solution
The fourth proportional to 39,444,815.76, 54,432,801.48 and 22,041,303.99 is: 30,416,415.98
Step by Step Solution
- Step 1: Write the proportion equation
39,444,815.76 : 54,432,801.48 = 22,041,303.99 : x - Step 2: Convert to fraction form
39,444,815.76/54,432,801.48 = 22,041,303.99/x - Step 3: Cross multiply
39,444,815.76x = 54,432,801.48 × 22,041,303.99 - Step 4: Simplify right side
39,444,815.76x = 1,199,769,924,448,001.75 - Step 5: Solve for x
x = 1,199,769,924,448,001.75/39,444,815.76 - Step 6: Final answer
x = 30,416,415.98
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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.