Home / 14,280,642.21-19,707,851.31-8,001,223.71

Finding the Fourth Proportional to 14,280,642.21, 19,707,851.31 and 8,001,223.71

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Solution

The fourth proportional to 14,280,642.21, 19,707,851.31 and 8,001,223.71 is: 11,042,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,642.21 : 19,707,851.31 = 8,001,223.71 : x
  2. Step 2: Convert to fraction form
    14,280,642.21/19,707,851.31 = 8,001,223.71/x
  3. Step 3: Cross multiply
    14,280,642.21x = 19,707,851.31 × 8,001,223.71
  4. Step 4: Simplify right side
    14,280,642.21x = 157,686,927,174,726.56
  5. Step 5: Solve for x
    x = 157,686,927,174,726.56/14,280,642.21
  6. Step 6: Final answer
    x = 11,042,005.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.