Home / 19,422,765.81-26,803,419.48-10,720,940.27

Finding the Fourth Proportional to 19,422,765.81, 26,803,419.48 and 10,720,940.27

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Solution

The fourth proportional to 19,422,765.81, 26,803,419.48 and 10,720,940.27 is: 14,794,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,765.81 : 26,803,419.48 = 10,720,940.27 : x
  2. Step 2: Convert to fraction form
    19,422,765.81/26,803,419.48 = 10,720,940.27/x
  3. Step 3: Cross multiply
    19,422,765.81x = 26,803,419.48 × 10,720,940.27
  4. Step 4: Simplify right side
    19,422,765.81x = 287,357,859,142,817.38
  5. Step 5: Solve for x
    x = 287,357,859,142,817.38/19,422,765.81
  6. Step 6: Final answer
    x = 14,794,899.04

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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.