Home / 69,869,735.64-96,420,630.60-40,518,495.36

Finding the Fourth Proportional to 69,869,735.64, 96,420,630.60 and 40,518,495.36

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Solution

The fourth proportional to 69,869,735.64, 96,420,630.60 and 40,518,495.36 is: 55,915,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,869,735.64 : 96,420,630.60 = 40,518,495.36 : x
  2. Step 2: Convert to fraction form
    69,869,735.64/96,420,630.60 = 40,518,495.36/x
  3. Step 3: Cross multiply
    69,869,735.64x = 96,420,630.60 × 40,518,495.36
  4. Step 4: Simplify right side
    69,869,735.64x = 3,906,818,873,574,373.50
  5. Step 5: Solve for x
    x = 3,906,818,873,574,373.50/69,869,735.64
  6. Step 6: Final answer
    x = 55,915,752.90

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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.