Home / 19,172,847.56-26,459,182.59-11,339,075.07

Finding the Fourth Proportional to 19,172,847.56, 26,459,182.59 and 11,339,075.07

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Solution

The fourth proportional to 19,172,847.56, 26,459,182.59 and 11,339,075.07 is: 15,648,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,847.56 : 26,459,182.59 = 11,339,075.07 : x
  2. Step 2: Convert to fraction form
    19,172,847.56/26,459,182.59 = 11,339,075.07/x
  3. Step 3: Cross multiply
    19,172,847.56x = 26,459,182.59 × 11,339,075.07
  4. Step 4: Simplify right side
    19,172,847.56x = 300,022,657,678,847.06
  5. Step 5: Solve for x
    x = 300,022,657,678,847.06/19,172,847.56
  6. Step 6: Final answer
    x = 15,648,309.76

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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.