Finding the Fourth Proportional to 26,985,963.06, 37,241,509.19 and 14,762,820.06
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Solution
The fourth proportional to 26,985,963.06, 37,241,509.19 and 14,762,820.06 is: 20,373,173.18
Step by Step Solution
- Step 1: Write the proportion equation
26,985,963.06 : 37,241,509.19 = 14,762,820.06 : x - Step 2: Convert to fraction form
26,985,963.06/37,241,509.19 = 14,762,820.06/x - Step 3: Cross multiply
26,985,963.06x = 37,241,509.19 × 14,762,820.06 - Step 4: Simplify right side
26,985,963.06x = 549,789,698,860,992.31 - Step 5: Solve for x
x = 549,789,698,860,992.31/26,985,963.06 - Step 6: Final answer
x = 20,373,173.18
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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.