Finding the Fourth Proportional to 26,793,610.74, 40,153,182.44 and 13,988,572.65
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Solution
The fourth proportional to 26,793,610.74, 40,153,182.44 and 13,988,572.65 is: 20,963,419.79
Step by Step Solution
- Step 1: Write the proportion equation
26,793,610.74 : 40,153,182.44 = 13,988,572.65 : x - Step 2: Convert to fraction form
26,793,610.74/40,153,182.44 = 13,988,572.65/x - Step 3: Cross multiply
26,793,610.74x = 40,153,182.44 × 13,988,572.65 - Step 4: Simplify right side
26,793,610.74x = 561,685,709,620,701.44 - Step 5: Solve for x
x = 561,685,709,620,701.44/26,793,610.74 - Step 6: Final answer
x = 20,963,419.79
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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.