Home / 14,147,007.30-21,218,378.97-9,064,950.90

Finding the Fourth Proportional to 14,147,007.30, 21,218,378.97 and 9,064,950.90

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Solution

The fourth proportional to 14,147,007.30, 21,218,378.97 and 9,064,950.90 is: 13,596,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,147,007.30 : 21,218,378.97 = 9,064,950.90 : x
  2. Step 2: Convert to fraction form
    14,147,007.30/21,218,378.97 = 9,064,950.90/x
  3. Step 3: Cross multiply
    14,147,007.30x = 21,218,378.97 × 9,064,950.90
  4. Step 4: Simplify right side
    14,147,007.30x = 192,343,563,540,642.56
  5. Step 5: Solve for x
    x = 192,343,563,540,642.56/14,147,007.30
  6. Step 6: Final answer
    x = 13,596,060.25

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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.