Home / 14,281,342.78-19,708,190.70-7,754,919.25

Finding the Fourth Proportional to 14,281,342.78, 19,708,190.70 and 7,754,919.25

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Solution

The fourth proportional to 14,281,342.78, 19,708,190.70 and 7,754,919.25 is: 10,701,754.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281,342.78 : 19,708,190.70 = 7,754,919.25 : x
  2. Step 2: Convert to fraction form
    14,281,342.78/19,708,190.70 = 7,754,919.25/x
  3. Step 3: Cross multiply
    14,281,342.78x = 19,708,190.70 × 7,754,919.25
  4. Step 4: Simplify right side
    14,281,342.78x = 152,835,427,343,560.03
  5. Step 5: Solve for x
    x = 152,835,427,343,560.03/14,281,342.78
  6. Step 6: Final answer
    x = 10,701,754.71

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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.