Home / 13,304,541.20-19,956,811.80-10,434,759.80

Finding the Fourth Proportional to 13,304,541.20, 19,956,811.80 and 10,434,759.80

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Solution

The fourth proportional to 13,304,541.20, 19,956,811.80 and 10,434,759.80 is: 15,652,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,541.20 : 19,956,811.80 = 10,434,759.80 : x
  2. Step 2: Convert to fraction form
    13,304,541.20/19,956,811.80 = 10,434,759.80/x
  3. Step 3: Cross multiply
    13,304,541.20x = 19,956,811.80 × 10,434,759.80
  4. Step 4: Simplify right side
    13,304,541.20x = 208,244,537,506,805.66
  5. Step 5: Solve for x
    x = 208,244,537,506,805.66/13,304,541.20
  6. Step 6: Final answer
    x = 15,652,139.70

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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.