Finding the Fourth Proportional to 28,900,557.21, 43,387,829.93 and 24,827,933.91
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Solution
The fourth proportional to 28,900,557.21, 43,387,829.93 and 24,827,933.91 is: 37,273,681.82
Step by Step Solution
- Step 1: Write the proportion equation
28,900,557.21 : 43,387,829.93 = 24,827,933.91 : x - Step 2: Convert to fraction form
28,900,557.21/43,387,829.93 = 24,827,933.91/x - Step 3: Cross multiply
28,900,557.21x = 43,387,829.93 × 24,827,933.91 - Step 4: Simplify right side
28,900,557.21x = 1,077,230,174,000,359.88 - Step 5: Solve for x
x = 1,077,230,174,000,359.88/28,900,557.21 - Step 6: Final answer
x = 37,273,681.82
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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.