Home / 13,203,927.60-19,805,891.40-13,119,946.80

Finding the Fourth Proportional to 13,203,927.60, 19,805,891.40 and 13,119,946.80

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Solution

The fourth proportional to 13,203,927.60, 19,805,891.40 and 13,119,946.80 is: 19,679,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203,927.60 : 19,805,891.40 = 13,119,946.80 : x
  2. Step 2: Convert to fraction form
    13,203,927.60/19,805,891.40 = 13,119,946.80/x
  3. Step 3: Cross multiply
    13,203,927.60x = 19,805,891.40 × 13,119,946.80
  4. Step 4: Simplify right side
    13,203,927.60x = 259,852,241,494,577.50
  5. Step 5: Solve for x
    x = 259,852,241,494,577.50/13,203,927.60
  6. Step 6: Final answer
    x = 19,679,920.20

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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.