Home / 13,129,506.40-19,684,928.40-5,944,482.40

Finding the Fourth Proportional to 13,129,506.40, 19,684,928.40 and 5,944,482.40

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Solution

The fourth proportional to 13,129,506.40, 19,684,928.40 and 5,944,482.40 is: 8,912,498.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,129,506.40 : 19,684,928.40 = 5,944,482.40 : x
  2. Step 2: Convert to fraction form
    13,129,506.40/19,684,928.40 = 5,944,482.40/x
  3. Step 3: Cross multiply
    13,129,506.40x = 19,684,928.40 × 5,944,482.40
  4. Step 4: Simplify right side
    13,129,506.40x = 117,016,710,419,060.16
  5. Step 5: Solve for x
    x = 117,016,710,419,060.16/13,129,506.40
  6. Step 6: Final answer
    x = 8,912,498.83

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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.