Home / 14,007,923.56-21,012,529.29-4,291,840.72

Finding the Fourth Proportional to 14,007,923.56, 21,012,529.29 and 4,291,840.72

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Solution

The fourth proportional to 14,007,923.56, 21,012,529.29 and 4,291,840.72 is: 6,437,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007,923.56 : 21,012,529.29 = 4,291,840.72 : x
  2. Step 2: Convert to fraction form
    14,007,923.56/21,012,529.29 = 4,291,840.72/x
  3. Step 3: Cross multiply
    14,007,923.56x = 21,012,529.29 × 4,291,840.72
  4. Step 4: Simplify right side
    14,007,923.56x = 90,182,428,837,014.67
  5. Step 5: Solve for x
    x = 90,182,428,837,014.67/14,007,923.56
  6. Step 6: Final answer
    x = 6,437,958.38

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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.