Home / 13,594,859.78-18,761,401.58-7,399,607.09

Finding the Fourth Proportional to 13,594,859.78, 18,761,401.58 and 7,399,607.09

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Solution

The fourth proportional to 13,594,859.78, 18,761,401.58 and 7,399,607.09 is: 10,211,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,859.78 : 18,761,401.58 = 7,399,607.09 : x
  2. Step 2: Convert to fraction form
    13,594,859.78/18,761,401.58 = 7,399,607.09/x
  3. Step 3: Cross multiply
    13,594,859.78x = 18,761,401.58 × 7,399,607.09
  4. Step 4: Simplify right side
    13,594,859.78x = 138,827,000,018,900.16
  5. Step 5: Solve for x
    x = 138,827,000,018,900.16/13,594,859.78
  6. Step 6: Final answer
    x = 10,211,727.25

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1.5x scale

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.