Home / 13,793,244.30-19,035,267.60-7,681,672.80

Finding the Fourth Proportional to 13,793,244.30, 19,035,267.60 and 7,681,672.80

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Solution

The fourth proportional to 13,793,244.30, 19,035,267.60 and 7,681,672.80 is: 10,601,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793,244.30 : 19,035,267.60 = 7,681,672.80 : x
  2. Step 2: Convert to fraction form
    13,793,244.30/19,035,267.60 = 7,681,672.80/x
  3. Step 3: Cross multiply
    13,793,244.30x = 19,035,267.60 × 7,681,672.80
  4. Step 4: Simplify right side
    13,793,244.30x = 146,222,697,363,641.28
  5. Step 5: Solve for x
    x = 146,222,697,363,641.28/13,793,244.30
  6. Step 6: Final answer
    x = 10,601,037.30

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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.