Home / 27,698,005.25-38,223,263.45-15,474,862.25

Finding the Fourth Proportional to 27,698,005.25, 38,223,263.45 and 15,474,862.25

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Solution

The fourth proportional to 27,698,005.25, 38,223,263.45 and 15,474,862.25 is: 21,355,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,698,005.25 : 38,223,263.45 = 15,474,862.25 : x
  2. Step 2: Convert to fraction form
    27,698,005.25/38,223,263.45 = 15,474,862.25/x
  3. Step 3: Cross multiply
    27,698,005.25x = 38,223,263.45 × 15,474,862.25
  4. Step 4: Simplify right side
    27,698,005.25x = 591,499,736,634,209.75
  5. Step 5: Solve for x
    x = 591,499,736,634,209.75/27,698,005.25
  6. Step 6: Final answer
    x = 21,355,318.96

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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.