Finding the Fourth Proportional to 14,014,908.90, 21,022,363.35 and 4,927,267.80
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Solution
The fourth proportional to 14,014,908.90, 21,022,363.35 and 4,927,267.80 is: 7,390,901.70
Step by Step Solution
- Step 1: Write the proportion equation
14,014,908.90 : 21,022,363.35 = 4,927,267.80 : x - Step 2: Convert to fraction form
14,014,908.90/21,022,363.35 = 4,927,267.80/x - Step 3: Cross multiply
14,014,908.90x = 21,022,363.35 × 4,927,267.80 - Step 4: Simplify right side
14,014,908.90x = 103,582,814,014,355.14 - Step 5: Solve for x
x = 103,582,814,014,355.14/14,014,908.90 - Step 6: Final answer
x = 7,390,901.70
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1.5x scale
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.