Home / 19,108,206.24-26,365,701.59-12,140,018.28

Finding the Fourth Proportional to 19,108,206.24, 26,365,701.59 and 12,140,018.28

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Solution

The fourth proportional to 19,108,206.24, 26,365,701.59 and 12,140,018.28 is: 16,750,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108,206.24 : 26,365,701.59 = 12,140,018.28 : x
  2. Step 2: Convert to fraction form
    19,108,206.24/26,365,701.59 = 12,140,018.28/x
  3. Step 3: Cross multiply
    19,108,206.24x = 26,365,701.59 × 12,140,018.28
  4. Step 4: Simplify right side
    19,108,206.24x = 320,080,099,206,924.94
  5. Step 5: Solve for x
    x = 320,080,099,206,924.94/19,108,206.24
  6. Step 6: Final answer
    x = 16,750,923.41

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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.