Home / 10,370,003.20-15,555,004.80-6,786,822.40

Finding the Fourth Proportional to 10,370,003.20, 15,555,004.80 and 6,786,822.40

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Solution

The fourth proportional to 10,370,003.20, 15,555,004.80 and 6,786,822.40 is: 10,180,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370,003.20 : 15,555,004.80 = 6,786,822.40 : x
  2. Step 2: Convert to fraction form
    10,370,003.20/15,555,004.80 = 6,786,822.40/x
  3. Step 3: Cross multiply
    10,370,003.20x = 15,555,004.80 × 6,786,822.40
  4. Step 4: Simplify right side
    10,370,003.20x = 105,569,055,008,747.53
  5. Step 5: Solve for x
    x = 105,569,055,008,747.53/10,370,003.20
  6. Step 6: Final answer
    x = 10,180,233.60

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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.