Finding the Fourth Proportional to 26,365,368.48, 39,523,111.20 and 19,878,370.08
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Solution
The fourth proportional to 26,365,368.48, 39,523,111.20 and 19,878,370.08 is: 29,798,750.27
Step by Step Solution
- Step 1: Write the proportion equation
26,365,368.48 : 39,523,111.20 = 19,878,370.08 : x - Step 2: Convert to fraction form
26,365,368.48/39,523,111.20 = 19,878,370.08/x - Step 3: Cross multiply
26,365,368.48x = 39,523,111.20 × 19,878,370.08 - Step 4: Simplify right side
26,365,368.48x = 785,655,031,146,592.88 - Step 5: Solve for x
x = 785,655,031,146,592.88/26,365,368.48 - Step 6: Final answer
x = 29,798,750.27
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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.