Finding the Fourth Proportional to 39,237,804.77, 58,818,521.52 and 18,762,235.97
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Solution
The fourth proportional to 39,237,804.77, 58,818,521.52 and 18,762,235.97 is: 28,125,094.83
Step by Step Solution
- Step 1: Write the proportion equation
39,237,804.77 : 58,818,521.52 = 18,762,235.97 : x - Step 2: Convert to fraction form
39,237,804.77/58,818,521.52 = 18,762,235.97/x - Step 3: Cross multiply
39,237,804.77x = 58,818,521.52 × 18,762,235.97 - Step 4: Simplify right side
39,237,804.77x = 1,103,566,979,870,670.50 - Step 5: Solve for x
x = 1,103,566,979,870,670.50/39,237,804.77 - Step 6: Final answer
x = 28,125,094.83
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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.