Home / 19,047,118.88-26,280,521.20-11,206,973.34

Finding the Fourth Proportional to 19,047,118.88, 26,280,521.20 and 11,206,973.34

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Solution

The fourth proportional to 19,047,118.88, 26,280,521.20 and 11,206,973.34 is: 15,462,973.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047,118.88 : 26,280,521.20 = 11,206,973.34 : x
  2. Step 2: Convert to fraction form
    19,047,118.88/26,280,521.20 = 11,206,973.34/x
  3. Step 3: Cross multiply
    19,047,118.88x = 26,280,521.20 × 11,206,973.34
  4. Step 4: Simplify right side
    19,047,118.88x = 294,525,100,421,687.38
  5. Step 5: Solve for x
    x = 294,525,100,421,687.38/19,047,118.88
  6. Step 6: Final answer
    x = 15,462,973.81

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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.