Home / 14,399,416.66-19,871,196.87-7,873,050.64

Finding the Fourth Proportional to 14,399,416.66, 19,871,196.87 and 7,873,050.64

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Solution

The fourth proportional to 14,399,416.66, 19,871,196.87 and 7,873,050.64 is: 10,864,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399,416.66 : 19,871,196.87 = 7,873,050.64 : x
  2. Step 2: Convert to fraction form
    14,399,416.66/19,871,196.87 = 7,873,050.64/x
  3. Step 3: Cross multiply
    14,399,416.66x = 19,871,196.87 × 7,873,050.64
  4. Step 4: Simplify right side
    14,399,416.66x = 156,446,939,234,919.50
  5. Step 5: Solve for x
    x = 156,446,939,234,919.50/14,399,416.66
  6. Step 6: Final answer
    x = 10,864,810.91

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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.