Home / 54,820,726.90-82,230,315.45-13,321,908.16

Finding the Fourth Proportional to 54,820,726.90, 82,230,315.45 and 13,321,908.16

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Solution

The fourth proportional to 54,820,726.90, 82,230,315.45 and 13,321,908.16 is: 19,982,673.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,820,726.90 : 82,230,315.45 = 13,321,908.16 : x
  2. Step 2: Convert to fraction form
    54,820,726.90/82,230,315.45 = 13,321,908.16/x
  3. Step 3: Cross multiply
    54,820,726.90x = 82,230,315.45 × 13,321,908.16
  4. Step 4: Simplify right side
    54,820,726.90x = 1,095,464,710,237,110.50
  5. Step 5: Solve for x
    x = 1,095,464,710,237,110.50/54,820,726.90
  6. Step 6: Final answer
    x = 19,982,673.93

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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.