Home / 12,295,637.40-18,446,681.70-4,722,850.20

Finding the Fourth Proportional to 12,295,637.40, 18,446,681.70 and 4,722,850.20

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Solution

The fourth proportional to 12,295,637.40, 18,446,681.70 and 4,722,850.20 is: 7,085,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,637.40 : 18,446,681.70 = 4,722,850.20 : x
  2. Step 2: Convert to fraction form
    12,295,637.40/18,446,681.70 = 4,722,850.20/x
  3. Step 3: Cross multiply
    12,295,637.40x = 18,446,681.70 × 4,722,850.20
  4. Step 4: Simplify right side
    12,295,637.40x = 87,120,914,356,181.34
  5. Step 5: Solve for x
    x = 87,120,914,356,181.34/12,295,637.40
  6. Step 6: Final answer
    x = 7,085,514.28

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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.