Finding the Fourth Proportional to 26,430,709.93, 39,684,983.26 and 14,781,904.01
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Solution
The fourth proportional to 26,430,709.93, 39,684,983.26 and 14,781,904.01 is: 22,194,621.88
Step by Step Solution
- Step 1: Write the proportion equation
26,430,709.93 : 39,684,983.26 = 14,781,904.01 : x - Step 2: Convert to fraction form
26,430,709.93/39,684,983.26 = 14,781,904.01/x - Step 3: Cross multiply
26,430,709.93x = 39,684,983.26 × 14,781,904.01 - Step 4: Simplify right side
26,430,709.93x = 586,619,612,952,397.25 - Step 5: Solve for x
x = 586,619,612,952,397.25/26,430,709.93 - Step 6: Final answer
x = 22,194,621.88
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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.