Home / 18,365,737.96-25,337,872.74-11,487,606.76

Finding the Fourth Proportional to 18,365,737.96, 25,337,872.74 and 11,487,606.76

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Solution

The fourth proportional to 18,365,737.96, 25,337,872.74 and 11,487,606.76 is: 15,848,615.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,365,737.96 : 25,337,872.74 = 11,487,606.76 : x
  2. Step 2: Convert to fraction form
    18,365,737.96/25,337,872.74 = 11,487,606.76/x
  3. Step 3: Cross multiply
    18,365,737.96x = 25,337,872.74 × 11,487,606.76
  4. Step 4: Simplify right side
    18,365,737.96x = 291,071,518,172,043.69
  5. Step 5: Solve for x
    x = 291,071,518,172,043.69/18,365,737.96
  6. Step 6: Final answer
    x = 15,848,615.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.