Home / 23,101,960.02-31,880,956.77-12,788,855.34

Finding the Fourth Proportional to 23,101,960.02, 31,880,956.77 and 12,788,855.34

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Solution

The fourth proportional to 23,101,960.02, 31,880,956.77 and 12,788,855.34 is: 17,648,759.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101,960.02 : 31,880,956.77 = 12,788,855.34 : x
  2. Step 2: Convert to fraction form
    23,101,960.02/31,880,956.77 = 12,788,855.34/x
  3. Step 3: Cross multiply
    23,101,960.02x = 31,880,956.77 × 12,788,855.34
  4. Step 4: Simplify right side
    23,101,960.02x = 407,720,944,232,323.62
  5. Step 5: Solve for x
    x = 407,720,944,232,323.62/23,101,960.02
  6. Step 6: Final answer
    x = 17,648,759.84

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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.