Finding the Fourth Proportional to 34,536,937.02, 47,660,726.32 and 18,855,961.02
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Solution
The fourth proportional to 34,536,937.02, 47,660,726.32 and 18,855,961.02 is: 26,021,091.48
Step by Step Solution
- Step 1: Write the proportion equation
34,536,937.02 : 47,660,726.32 = 18,855,961.02 : x - Step 2: Convert to fraction form
34,536,937.02/47,660,726.32 = 18,855,961.02/x - Step 3: Cross multiply
34,536,937.02x = 47,660,726.32 × 18,855,961.02 - Step 4: Simplify right side
34,536,937.02x = 898,688,797,674,808 - Step 5: Solve for x
x = 898,688,797,674,808/34,536,937.02 - Step 6: Final answer
x = 26,021,091.48
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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.