Home / 13,856,690.07-19,120,884.03-7,660,888.29

Finding the Fourth Proportional to 13,856,690.07, 19,120,884.03 and 7,660,888.29

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Solution

The fourth proportional to 13,856,690.07, 19,120,884.03 and 7,660,888.29 is: 10,571,280.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,690.07 : 19,120,884.03 = 7,660,888.29 : x
  2. Step 2: Convert to fraction form
    13,856,690.07/19,120,884.03 = 7,660,888.29/x
  3. Step 3: Cross multiply
    13,856,690.07x = 19,120,884.03 × 7,660,888.29
  4. Step 4: Simplify right side
    13,856,690.07x = 146,482,956,559,875.03
  5. Step 5: Solve for x
    x = 146,482,956,559,875.03/13,856,690.07
  6. Step 6: Final answer
    x = 10,571,280.43

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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.