Home / 14,518,127.86-20,023,825.79-9,014,761.06

Finding the Fourth Proportional to 14,518,127.86, 20,023,825.79 and 9,014,761.06

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Solution

The fourth proportional to 14,518,127.86, 20,023,825.79 and 9,014,761.06 is: 12,433,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518,127.86 : 20,023,825.79 = 9,014,761.06 : x
  2. Step 2: Convert to fraction form
    14,518,127.86/20,023,825.79 = 9,014,761.06/x
  3. Step 3: Cross multiply
    14,518,127.86x = 20,023,825.79 × 9,014,761.06
  4. Step 4: Simplify right side
    14,518,127.86x = 180,510,004,858,722.81
  5. Step 5: Solve for x
    x = 180,510,004,858,722.81/14,518,127.86
  6. Step 6: Final answer
    x = 12,433,421.63

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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.