Home / 12,832,512.12-19,248,768.18-4,312,848.60

Finding the Fourth Proportional to 12,832,512.12, 19,248,768.18 and 4,312,848.60

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Solution

The fourth proportional to 12,832,512.12, 19,248,768.18 and 4,312,848.60 is: 6,469,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832,512.12 : 19,248,768.18 = 4,312,848.60 : x
  2. Step 2: Convert to fraction form
    12,832,512.12/19,248,768.18 = 4,312,848.60/x
  3. Step 3: Cross multiply
    12,832,512.12x = 19,248,768.18 × 4,312,848.60
  4. Step 4: Simplify right side
    12,832,512.12x = 83,017,022,896,837.55
  5. Step 5: Solve for x
    x = 83,017,022,896,837.55/12,832,512.12
  6. Step 6: Final answer
    x = 6,469,272.90

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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.