Finding the Fourth Proportional to 8,566,670.22, 12,845,871.95 and 4,973,341.74
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Solution
The fourth proportional to 8,566,670.22, 12,845,871.95 and 4,973,341.74 is: 7,457,612.99
Step by Step Solution
- Step 1: Write the proportion equation
8,566,670.22 : 12,845,871.95 = 4,973,341.74 : x - Step 2: Convert to fraction form
8,566,670.22/12,845,871.95 = 4,973,341.74/x - Step 3: Cross multiply
8,566,670.22x = 12,845,871.95 × 4,973,341.74 - Step 4: Simplify right side
8,566,670.22x = 63,886,911,130,763.49 - Step 5: Solve for x
x = 63,886,911,130,763.49/8,566,670.22 - Step 6: Final answer
x = 7,457,612.99
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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.