Home / 15,770,845.53-21,764,050.27-9,249,178.73

Finding the Fourth Proportional to 15,770,845.53, 21,764,050.27 and 9,249,178.73

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Solution

The fourth proportional to 15,770,845.53, 21,764,050.27 and 9,249,178.73 is: 12,764,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770,845.53 : 21,764,050.27 = 9,249,178.73 : x
  2. Step 2: Convert to fraction form
    15,770,845.53/21,764,050.27 = 9,249,178.73/x
  3. Step 3: Cross multiply
    15,770,845.53x = 21,764,050.27 × 9,249,178.73
  4. Step 4: Simplify right side
    15,770,845.53x = 201,299,590,841,332.03
  5. Step 5: Solve for x
    x = 201,299,590,841,332.03/15,770,845.53
  6. Step 6: Final answer
    x = 12,764,032.87

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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.