Home / 13,320,644.40-19,980,966.60-3,223,265.40

Finding the Fourth Proportional to 13,320,644.40, 19,980,966.60 and 3,223,265.40

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Solution

The fourth proportional to 13,320,644.40, 19,980,966.60 and 3,223,265.40 is: 4,834,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,320,644.40 : 19,980,966.60 = 3,223,265.40 : x
  2. Step 2: Convert to fraction form
    13,320,644.40/19,980,966.60 = 3,223,265.40/x
  3. Step 3: Cross multiply
    13,320,644.40x = 19,980,966.60 × 3,223,265.40
  4. Step 4: Simplify right side
    13,320,644.40x = 64,403,958,300,335.64
  5. Step 5: Solve for x
    x = 64,403,958,300,335.64/13,320,644.40
  6. Step 6: Final answer
    x = 4,834,898.10

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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.