Home / 14,502,491.51-21,753,421.29-6,821,879.13

Finding the Fourth Proportional to 14,502,491.51, 21,753,421.29 and 6,821,879.13

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Solution

The fourth proportional to 14,502,491.51, 21,753,421.29 and 6,821,879.13 is: 10,232,670.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502,491.51 : 21,753,421.29 = 6,821,879.13 : x
  2. Step 2: Convert to fraction form
    14,502,491.51/21,753,421.29 = 6,821,879.13/x
  3. Step 3: Cross multiply
    14,502,491.51x = 21,753,421.29 × 6,821,879.13
  4. Step 4: Simplify right side
    14,502,491.51x = 148,399,210,704,348.66
  5. Step 5: Solve for x
    x = 148,399,210,704,348.66/14,502,491.51
  6. Step 6: Final answer
    x = 10,232,670.07

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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.