Finding the Fourth Proportional to 16,313,347.74, 22,506,048.30 and 9,340,298.62
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Solution
The fourth proportional to 16,313,347.74, 22,506,048.30 and 9,340,298.62 is: 12,885,964.01
Step by Step Solution
- Step 1: Write the proportion equation
16,313,347.74 : 22,506,048.30 = 9,340,298.62 : x - Step 2: Convert to fraction form
16,313,347.74/22,506,048.30 = 9,340,298.62/x - Step 3: Cross multiply
16,313,347.74x = 22,506,048.30 × 9,340,298.62 - Step 4: Simplify right side
16,313,347.74x = 210,213,211,831,441.84 - Step 5: Solve for x
x = 210,213,211,831,441.84/16,313,347.74 - Step 6: Final answer
x = 12,885,964.01
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1.5x scale
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.