Finding the Fourth Proportional to 26,539,281.16, 36,623,029.86 and 14,779,156.12
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Solution
The fourth proportional to 26,539,281.16, 36,623,029.86 and 14,779,156.12 is: 20,394,579.36
Step by Step Solution
- Step 1: Write the proportion equation
26,539,281.16 : 36,623,029.86 = 14,779,156.12 : x - Step 2: Convert to fraction form
26,539,281.16/36,623,029.86 = 14,779,156.12/x - Step 3: Cross multiply
26,539,281.16x = 36,623,029.86 × 14,779,156.12 - Step 4: Simplify right side
26,539,281.16x = 541,257,475,888,361.69 - Step 5: Solve for x
x = 541,257,475,888,361.69/26,539,281.16 - Step 6: Final answer
x = 20,394,579.36
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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.