Home / 22,221,754.56-30,664,779.66-12,430,308.24

Finding the Fourth Proportional to 22,221,754.56, 30,664,779.66 and 12,430,308.24

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Solution

The fourth proportional to 22,221,754.56, 30,664,779.66 and 12,430,308.24 is: 17,153,130.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,221,754.56 : 30,664,779.66 = 12,430,308.24 : x
  2. Step 2: Convert to fraction form
    22,221,754.56/30,664,779.66 = 12,430,308.24/x
  3. Step 3: Cross multiply
    22,221,754.56x = 30,664,779.66 × 12,430,308.24
  4. Step 4: Simplify right side
    22,221,754.56x = 381,172,663,285,482.44
  5. Step 5: Solve for x
    x = 381,172,663,285,482.44/22,221,754.56
  6. Step 6: Final answer
    x = 17,153,130.83

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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.