Finding the Fourth Proportional to 26,855,822.62, 40,255,053.32 and 15,316,442.79
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Solution
The fourth proportional to 26,855,822.62, 40,255,053.32 and 15,316,442.79 is: 22,958,307.02
Step by Step Solution
- Step 1: Write the proportion equation
26,855,822.62 : 40,255,053.32 = 15,316,442.79 : x - Step 2: Convert to fraction form
26,855,822.62/40,255,053.32 = 15,316,442.79/x - Step 3: Cross multiply
26,855,822.62x = 40,255,053.32 × 15,316,442.79 - Step 4: Simplify right side
26,855,822.62x = 616,564,220,985,359.25 - Step 5: Solve for x
x = 616,564,220,985,359.25/26,855,822.62 - Step 6: Final answer
x = 22,958,307.02
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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.