Home / 64,759,989.60-97,014,013.20-39,124,850.40

Finding the Fourth Proportional to 64,759,989.60, 97,014,013.20 and 39,124,850.40

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Solution

The fourth proportional to 64,759,989.60, 97,014,013.20 and 39,124,850.40 is: 58,611,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,759,989.60 : 97,014,013.20 = 39,124,850.40 : x
  2. Step 2: Convert to fraction form
    64,759,989.60/97,014,013.20 = 39,124,850.40/x
  3. Step 3: Cross multiply
    64,759,989.60x = 97,014,013.20 × 39,124,850.40
  4. Step 4: Simplify right side
    64,759,989.60x = 3,795,658,753,153,625.50
  5. Step 5: Solve for x
    x = 3,795,658,753,153,625.50/64,759,989.60
  6. Step 6: Final answer
    x = 58,611,169.90

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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.