Home / 13,571,828.40-20,357,742.60-11,446,064.40

Finding the Fourth Proportional to 13,571,828.40, 20,357,742.60 and 11,446,064.40

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Solution

The fourth proportional to 13,571,828.40, 20,357,742.60 and 11,446,064.40 is: 17,169,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,571,828.40 : 20,357,742.60 = 11,446,064.40 : x
  2. Step 2: Convert to fraction form
    13,571,828.40/20,357,742.60 = 11,446,064.40/x
  3. Step 3: Cross multiply
    13,571,828.40x = 20,357,742.60 × 11,446,064.40
  4. Step 4: Simplify right side
    13,571,828.40x = 233,016,032,838,223.47
  5. Step 5: Solve for x
    x = 233,016,032,838,223.47/13,571,828.40
  6. Step 6: Final answer
    x = 17,169,096.60

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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.