Finding the Fourth Proportional to 26,387,009.05, 36,414,048.06 and 14,784,655.51
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Solution
The fourth proportional to 26,387,009.05, 36,414,048.06 and 14,784,655.51 is: 20,402,810.92
Step by Step Solution
- Step 1: Write the proportion equation
26,387,009.05 : 36,414,048.06 = 14,784,655.51 : x - Step 2: Convert to fraction form
26,387,009.05/36,414,048.06 = 14,784,655.51/x - Step 3: Cross multiply
26,387,009.05x = 36,414,048.06 × 14,784,655.51 - Step 4: Simplify right side
26,387,009.05x = 538,369,156,291,683.81 - Step 5: Solve for x
x = 538,369,156,291,683.81/26,387,009.05 - Step 6: Final answer
x = 20,402,810.92
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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.