Finding the Fourth Proportional to 29,219,053.59, 40,312,502.21 and 16,828,898.92
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Solution
The fourth proportional to 29,219,053.59, 40,312,502.21 and 16,828,898.92 is: 23,218,240.89
Step by Step Solution
- Step 1: Write the proportion equation
29,219,053.59 : 40,312,502.21 = 16,828,898.92 : x - Step 2: Convert to fraction form
29,219,053.59/40,312,502.21 = 16,828,898.92/x - Step 3: Cross multiply
29,219,053.59x = 40,312,502.21 × 16,828,898.92 - Step 4: Simplify right side
29,219,053.59x = 678,415,024,845,657.62 - Step 5: Solve for x
x = 678,415,024,845,657.62/29,219,053.59 - Step 6: Final answer
x = 23,218,240.89
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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.