Finding the Fourth Proportional to 26,069,259.70, 39,103,695.15 and 7,873,419.70
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Solution
The fourth proportional to 26,069,259.70, 39,103,695.15 and 7,873,419.70 is: 11,810,070.84
Step by Step Solution
- Step 1: Write the proportion equation
26,069,259.70 : 39,103,695.15 = 7,873,419.70 : x - Step 2: Convert to fraction form
26,069,259.70/39,103,695.15 = 7,873,419.70/x - Step 3: Cross multiply
26,069,259.70x = 39,103,695.15 × 7,873,419.70 - Step 4: Simplify right side
26,069,259.70x = 307,879,803,736,804.44 - Step 5: Solve for x
x = 307,879,803,736,804.44/26,069,259.70 - Step 6: Final answer
x = 11,810,070.84
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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.