Home / 69,258,142.64-95,579,050.20-38,317,808

Finding the Fourth Proportional to 69,258,142.64, 95,579,050.20 and 38,317,808

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Solution

The fourth proportional to 69,258,142.64, 95,579,050.20 and 38,317,808 is: 52,880,131.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,258,142.64 : 95,579,050.20 = 38,317,808 : x
  2. Step 2: Convert to fraction form
    69,258,142.64/95,579,050.20 = 38,317,808/x
  3. Step 3: Cross multiply
    69,258,142.64x = 95,579,050.20 × 38,317,808
  4. Step 4: Simplify right side
    69,258,142.64x = 3,662,379,694,385,961.50
  5. Step 5: Solve for x
    x = 3,662,379,694,385,961.50/69,258,142.64
  6. Step 6: Final answer
    x = 52,880,131.56

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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.