Home / 13,658,822.40-20,488,233.60-13,028,966.40

Finding the Fourth Proportional to 13,658,822.40, 20,488,233.60 and 13,028,966.40

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Solution

The fourth proportional to 13,658,822.40, 20,488,233.60 and 13,028,966.40 is: 19,543,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,822.40 : 20,488,233.60 = 13,028,966.40 : x
  2. Step 2: Convert to fraction form
    13,658,822.40/20,488,233.60 = 13,028,966.40/x
  3. Step 3: Cross multiply
    13,658,822.40x = 20,488,233.60 × 13,028,966.40
  4. Step 4: Simplify right side
    13,658,822.40x = 266,940,507,169,751.06
  5. Step 5: Solve for x
    x = 266,940,507,169,751.06/13,658,822.40
  6. Step 6: Final answer
    x = 19,543,449.60

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1.5x scale

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.