Home / 12,848,389.04-19,255,458.90-6,781,694.60

Finding the Fourth Proportional to 12,848,389.04, 19,255,458.90 and 6,781,694.60

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Solution

The fourth proportional to 12,848,389.04, 19,255,458.90 and 6,781,694.60 is: 10,163,503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848,389.04 : 19,255,458.90 = 6,781,694.60 : x
  2. Step 2: Convert to fraction form
    12,848,389.04/19,255,458.90 = 6,781,694.60/x
  3. Step 3: Cross multiply
    12,848,389.04x = 19,255,458.90 × 6,781,694.60
  4. Step 4: Simplify right side
    12,848,389.04x = 130,584,641,642,651.92
  5. Step 5: Solve for x
    x = 130,584,641,642,651.92/12,848,389.04
  6. Step 6: Final answer
    x = 10,163,503.08

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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.