Finding the Fourth Proportional to 42,855,258.52, 59,133,346.68 and 26,330,068.36
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Solution
The fourth proportional to 42,855,258.52, 59,133,346.68 and 26,330,068.36 is: 36,331,248.82
Step by Step Solution
- Step 1: Write the proportion equation
42,855,258.52 : 59,133,346.68 = 26,330,068.36 : x - Step 2: Convert to fraction form
42,855,258.52/59,133,346.68 = 26,330,068.36/x - Step 3: Cross multiply
42,855,258.52x = 59,133,346.68 × 26,330,068.36 - Step 4: Simplify right side
42,855,258.52x = 1,556,985,060,439,979 - Step 5: Solve for x
x = 1,556,985,060,439,979/42,855,258.52 - Step 6: Final answer
x = 36,331,248.82
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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.