Home / 8,303,812.40-12,457,686.90-4,260,924.20

Finding the Fourth Proportional to 8,303,812.40, 12,457,686.90 and 4,260,924.20

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Solution

The fourth proportional to 8,303,812.40, 12,457,686.90 and 4,260,924.20 is: 6,392,396.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,812.40 : 12,457,686.90 = 4,260,924.20 : x
  2. Step 2: Convert to fraction form
    8,303,812.40/12,457,686.90 = 4,260,924.20/x
  3. Step 3: Cross multiply
    8,303,812.40x = 12,457,686.90 × 4,260,924.20
  4. Step 4: Simplify right side
    8,303,812.40x = 53,081,259,588,232.98
  5. Step 5: Solve for x
    x = 53,081,259,588,232.98/8,303,812.40
  6. Step 6: Final answer
    x = 6,392,396.29

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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.