Home / 14,256,187.13-21,384,455.63-9,429,390.65

Finding the Fourth Proportional to 14,256,187.13, 21,384,455.63 and 9,429,390.65

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Solution

The fourth proportional to 14,256,187.13, 21,384,455.63 and 9,429,390.65 is: 14,144,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256,187.13 : 21,384,455.63 = 9,429,390.65 : x
  2. Step 2: Convert to fraction form
    14,256,187.13/21,384,455.63 = 9,429,390.65/x
  3. Step 3: Cross multiply
    14,256,187.13x = 21,384,455.63 × 9,429,390.65
  4. Step 4: Simplify right side
    14,256,187.13x = 201,642,385,818,792.62
  5. Step 5: Solve for x
    x = 201,642,385,818,792.62/14,256,187.13
  6. Step 6: Final answer
    x = 14,144,201.68

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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.