Home / 23,184,012.80-34,776,019.20-19,432,870.40

Finding the Fourth Proportional to 23,184,012.80, 34,776,019.20 and 19,432,870.40

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Solution

The fourth proportional to 23,184,012.80, 34,776,019.20 and 19,432,870.40 is: 29,149,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,184,012.80 : 34,776,019.20 = 19,432,870.40 : x
  2. Step 2: Convert to fraction form
    23,184,012.80/34,776,019.20 = 19,432,870.40/x
  3. Step 3: Cross multiply
    23,184,012.80x = 34,776,019.20 × 19,432,870.40
  4. Step 4: Simplify right side
    23,184,012.80x = 675,797,874,141,511.62
  5. Step 5: Solve for x
    x = 675,797,874,141,511.62/23,184,012.80
  6. Step 6: Final answer
    x = 29,149,305.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.