Home / 15,947,236.80-22,009,289.76-9,070,390.80

Finding the Fourth Proportional to 15,947,236.80, 22,009,289.76 and 9,070,390.80

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Solution

The fourth proportional to 15,947,236.80, 22,009,289.76 and 9,070,390.80 is: 12,518,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947,236.80 : 22,009,289.76 = 9,070,390.80 : x
  2. Step 2: Convert to fraction form
    15,947,236.80/22,009,289.76 = 9,070,390.80/x
  3. Step 3: Cross multiply
    15,947,236.80x = 22,009,289.76 × 9,070,390.80
  4. Step 4: Simplify right side
    15,947,236.80x = 199,632,859,353,638.25
  5. Step 5: Solve for x
    x = 199,632,859,353,638.25/15,947,236.80
  6. Step 6: Final answer
    x = 12,518,335.42

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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.