Finding the Fourth Proportional to 26,656,116.95, 39,998,929.47 and 13,009,376.37
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Solution
The fourth proportional to 26,656,116.95, 39,998,929.47 and 13,009,376.37 is: 19,521,265.19
Step by Step Solution
- Step 1: Write the proportion equation
26,656,116.95 : 39,998,929.47 = 13,009,376.37 : x - Step 2: Convert to fraction form
26,656,116.95/39,998,929.47 = 13,009,376.37/x - Step 3: Cross multiply
26,656,116.95x = 39,998,929.47 × 13,009,376.37 - Step 4: Simplify right side
26,656,116.95x = 520,361,127,872,314.56 - Step 5: Solve for x
x = 520,361,127,872,314.56/26,656,116.95 - Step 6: Final answer
x = 19,521,265.19
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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.