Home / 27,539,440.40-38,004,217.50-15,149,267

Finding the Fourth Proportional to 27,539,440.40, 38,004,217.50 and 15,149,267

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Solution

The fourth proportional to 27,539,440.40, 38,004,217.50 and 15,149,267 is: 20,905,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539,440.40 : 38,004,217.50 = 15,149,267 : x
  2. Step 2: Convert to fraction form
    27,539,440.40/38,004,217.50 = 15,149,267/x
  3. Step 3: Cross multiply
    27,539,440.40x = 38,004,217.50 × 15,149,267
  4. Step 4: Simplify right side
    27,539,440.40x = 575,736,038,033,572.50
  5. Step 5: Solve for x
    x = 575,736,038,033,572.50/27,539,440.40
  6. Step 6: Final answer
    x = 20,905,872.80

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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.