Home / 7,099,348.31-10,653,814-2,780,862.88

Finding the Fourth Proportional to 7,099,348.31, 10,653,814 and 2,780,862.88

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Solution

The fourth proportional to 7,099,348.31, 10,653,814 and 2,780,862.88 is: 4,173,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099,348.31 : 10,653,814 = 2,780,862.88 : x
  2. Step 2: Convert to fraction form
    7,099,348.31/10,653,814 = 2,780,862.88/x
  3. Step 3: Cross multiply
    7,099,348.31x = 10,653,814 × 2,780,862.88
  4. Step 4: Simplify right side
    7,099,348.31x = 29,626,795,883,024.32
  5. Step 5: Solve for x
    x = 29,626,795,883,024.32/7,099,348.31
  6. Step 6: Final answer
    x = 4,173,171.20

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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.