Finding the Fourth Proportional to 26,456,691.04, 39,664,851.36 and 12,069,697.44
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Solution
The fourth proportional to 26,456,691.04, 39,664,851.36 and 12,069,697.44 is: 18,095,337.55
Step by Step Solution
- Step 1: Write the proportion equation
26,456,691.04 : 39,664,851.36 = 12,069,697.44 : x - Step 2: Convert to fraction form
26,456,691.04/39,664,851.36 = 12,069,697.44/x - Step 3: Cross multiply
26,456,691.04x = 39,664,851.36 × 12,069,697.44 - Step 4: Simplify right side
26,456,691.04x = 478,742,754,917,772.50 - Step 5: Solve for x
x = 478,742,754,917,772.50/26,456,691.04 - Step 6: Final answer
x = 18,095,337.55
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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.