Home / 13,285,553.40-19,928,330.10-10,073,287.80

Finding the Fourth Proportional to 13,285,553.40, 19,928,330.10 and 10,073,287.80

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Solution

The fourth proportional to 13,285,553.40, 19,928,330.10 and 10,073,287.80 is: 15,109,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,553.40 : 19,928,330.10 = 10,073,287.80 : x
  2. Step 2: Convert to fraction form
    13,285,553.40/19,928,330.10 = 10,073,287.80/x
  3. Step 3: Cross multiply
    13,285,553.40x = 19,928,330.10 × 10,073,287.80
  4. Step 4: Simplify right side
    13,285,553.40x = 200,743,804,470,702.81
  5. Step 5: Solve for x
    x = 200,743,804,470,702.81/13,285,553.40
  6. Step 6: Final answer
    x = 15,109,931.70

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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.