Home / 12,601,735.60-18,902,603.40-9,578,426.80

Finding the Fourth Proportional to 12,601,735.60, 18,902,603.40 and 9,578,426.80

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Solution

The fourth proportional to 12,601,735.60, 18,902,603.40 and 9,578,426.80 is: 14,367,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,735.60 : 18,902,603.40 = 9,578,426.80 : x
  2. Step 2: Convert to fraction form
    12,601,735.60/18,902,603.40 = 9,578,426.80/x
  3. Step 3: Cross multiply
    12,601,735.60x = 18,902,603.40 × 9,578,426.80
  4. Step 4: Simplify right side
    12,601,735.60x = 181,057,202,996,331.12
  5. Step 5: Solve for x
    x = 181,057,202,996,331.12/12,601,735.60
  6. Step 6: Final answer
    x = 14,367,640.20

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1.5x scale

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.