Home / 10,369,700.76-15,550,391.70-4,300,309.20

Finding the Fourth Proportional to 10,369,700.76, 15,550,391.70 and 4,300,309.20

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Solution

The fourth proportional to 10,369,700.76, 15,550,391.70 and 4,300,309.20 is: 6,448,738.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,700.76 : 15,550,391.70 = 4,300,309.20 : x
  2. Step 2: Convert to fraction form
    10,369,700.76/15,550,391.70 = 4,300,309.20/x
  3. Step 3: Cross multiply
    10,369,700.76x = 15,550,391.70 × 4,300,309.20
  4. Step 4: Simplify right side
    10,369,700.76x = 66,871,492,491,113.64
  5. Step 5: Solve for x
    x = 66,871,492,491,113.64/10,369,700.76
  6. Step 6: Final answer
    x = 6,448,738.88

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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.