Home / 21,148,509.41-31,716,306.21-14,625,150.72

Finding the Fourth Proportional to 21,148,509.41, 31,716,306.21 and 14,625,150.72

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Solution

The fourth proportional to 21,148,509.41, 31,716,306.21 and 14,625,150.72 is: 21,933,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,148,509.41 : 31,716,306.21 = 14,625,150.72 : x
  2. Step 2: Convert to fraction form
    21,148,509.41/31,716,306.21 = 14,625,150.72/x
  3. Step 3: Cross multiply
    21,148,509.41x = 31,716,306.21 × 14,625,150.72
  4. Step 4: Simplify right side
    21,148,509.41x = 463,855,758,634,967.88
  5. Step 5: Solve for x
    x = 463,855,758,634,967.88/21,148,509.41
  6. Step 6: Final answer
    x = 21,933,260.14

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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.