Finding the Fourth Proportional to 26,115,281.16, 36,038,329.70 and 14,951,400.68
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Solution
The fourth proportional to 26,115,281.16, 36,038,329.70 and 14,951,400.68 is: 20,632,498.79
Step by Step Solution
- Step 1: Write the proportion equation
26,115,281.16 : 36,038,329.70 = 14,951,400.68 : x - Step 2: Convert to fraction form
26,115,281.16/36,038,329.70 = 14,951,400.68/x - Step 3: Cross multiply
26,115,281.16x = 36,038,329.70 × 14,951,400.68 - Step 4: Simplify right side
26,115,281.16x = 538,823,506,927,695.56 - Step 5: Solve for x
x = 538,823,506,927,695.56/26,115,281.16 - Step 6: Final answer
x = 20,632,498.79
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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.