Home / 47,138,593.50-65,014,406.48-30,624,039.06

Finding the Fourth Proportional to 47,138,593.50, 65,014,406.48 and 30,624,039.06

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Solution

The fourth proportional to 47,138,593.50, 65,014,406.48 and 30,624,039.06 is: 42,237,232.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138,593.50 : 65,014,406.48 = 30,624,039.06 : x
  2. Step 2: Convert to fraction form
    47,138,593.50/65,014,406.48 = 30,624,039.06/x
  3. Step 3: Cross multiply
    47,138,593.50x = 65,014,406.48 × 30,624,039.06
  4. Step 4: Simplify right side
    47,138,593.50x = 1,991,003,723,506,237
  5. Step 5: Solve for x
    x = 1,991,003,723,506,237/47,138,593.50
  6. Step 6: Final answer
    x = 42,237,232.29

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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.