Home / 10,831,529.80-16,243,358.10-3,643,298.20

Finding the Fourth Proportional to 10,831,529.80, 16,243,358.10 and 3,643,298.20

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Solution

The fourth proportional to 10,831,529.80, 16,243,358.10 and 3,643,298.20 is: 5,463,623.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831,529.80 : 16,243,358.10 = 3,643,298.20 : x
  2. Step 2: Convert to fraction form
    10,831,529.80/16,243,358.10 = 3,643,298.20/x
  3. Step 3: Cross multiply
    10,831,529.80x = 16,243,358.10 × 3,643,298.20
  4. Step 4: Simplify right side
    10,831,529.80x = 59,179,397,327,685.42
  5. Step 5: Solve for x
    x = 59,179,397,327,685.42/10,831,529.80
  6. Step 6: Final answer
    x = 5,463,623.18

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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.