Home / 15,317,821.20-22,953,112.20-13,286,535.60

Finding the Fourth Proportional to 15,317,821.20, 22,953,112.20 and 13,286,535.60

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Solution

The fourth proportional to 15,317,821.20, 22,953,112.20 and 13,286,535.60 is: 19,909,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317,821.20 : 22,953,112.20 = 13,286,535.60 : x
  2. Step 2: Convert to fraction form
    15,317,821.20/22,953,112.20 = 13,286,535.60/x
  3. Step 3: Cross multiply
    15,317,821.20x = 22,953,112.20 × 13,286,535.60
  4. Step 4: Simplify right side
    15,317,821.20x = 304,967,342,376,094.31
  5. Step 5: Solve for x
    x = 304,967,342,376,094.31/15,317,821.20
  6. Step 6: Final answer
    x = 19,909,315.98

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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.