Home / 12,785,946.60-19,179,086.10-4,266,283.08

Finding the Fourth Proportional to 12,785,946.60, 19,179,086.10 and 4,266,283.08

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Solution

The fourth proportional to 12,785,946.60, 19,179,086.10 and 4,266,283.08 is: 6,399,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,785,946.60 : 19,179,086.10 = 4,266,283.08 : x
  2. Step 2: Convert to fraction form
    12,785,946.60/19,179,086.10 = 4,266,283.08/x
  3. Step 3: Cross multiply
    12,785,946.60x = 19,179,086.10 × 4,266,283.08
  4. Step 4: Simplify right side
    12,785,946.60x = 81,823,410,518,293.20
  5. Step 5: Solve for x
    x = 81,823,410,518,293.20/12,785,946.60
  6. Step 6: Final answer
    x = 6,399,480.08

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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.