Home / 8,903,867.40-13,355,801.10-2,172,281.40

Finding the Fourth Proportional to 8,903,867.40, 13,355,801.10 and 2,172,281.40

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Solution

The fourth proportional to 8,903,867.40, 13,355,801.10 and 2,172,281.40 is: 3,258,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,867.40 : 13,355,801.10 = 2,172,281.40 : x
  2. Step 2: Convert to fraction form
    8,903,867.40/13,355,801.10 = 2,172,281.40/x
  3. Step 3: Cross multiply
    8,903,867.40x = 13,355,801.10 × 2,172,281.40
  4. Step 4: Simplify right side
    8,903,867.40x = 29,012,558,311,629.54
  5. Step 5: Solve for x
    x = 29,012,558,311,629.54/8,903,867.40
  6. Step 6: Final answer
    x = 3,258,422.10

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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.