Home / 20,314,384.01-30,465,174.83-6,664,349.57

Finding the Fourth Proportional to 20,314,384.01, 30,465,174.83 and 6,664,349.57

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Solution

The fourth proportional to 20,314,384.01, 30,465,174.83 and 6,664,349.57 is: 9,994,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314,384.01 : 30,465,174.83 = 6,664,349.57 : x
  2. Step 2: Convert to fraction form
    20,314,384.01/30,465,174.83 = 6,664,349.57/x
  3. Step 3: Cross multiply
    20,314,384.01x = 30,465,174.83 × 6,664,349.57
  4. Step 4: Simplify right side
    20,314,384.01x = 203,030,574,810,854.66
  5. Step 5: Solve for x
    x = 203,030,574,810,854.66/20,314,384.01
  6. Step 6: Final answer
    x = 9,994,424.38

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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.