Home / 10,202,002.10-15,303,003.15-3,470,416.10

Finding the Fourth Proportional to 10,202,002.10, 15,303,003.15 and 3,470,416.10

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Solution

The fourth proportional to 10,202,002.10, 15,303,003.15 and 3,470,416.10 is: 5,205,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202,002.10 : 15,303,003.15 = 3,470,416.10 : x
  2. Step 2: Convert to fraction form
    10,202,002.10/15,303,003.15 = 3,470,416.10/x
  3. Step 3: Cross multiply
    10,202,002.10x = 15,303,003.15 × 3,470,416.10
  4. Step 4: Simplify right side
    10,202,002.10x = 53,107,788,510,110.72
  5. Step 5: Solve for x
    x = 53,107,788,510,110.72/10,202,002.10
  6. Step 6: Final answer
    x = 5,205,624.15

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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.