Home / 9,036,779.76-12,470,415.48-4,906,721.58

Finding the Fourth Proportional to 9,036,779.76, 12,470,415.48 and 4,906,721.58

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Solution

The fourth proportional to 9,036,779.76, 12,470,415.48 and 4,906,721.58 is: 6,771,090.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036,779.76 : 12,470,415.48 = 4,906,721.58 : x
  2. Step 2: Convert to fraction form
    9,036,779.76/12,470,415.48 = 4,906,721.58/x
  3. Step 3: Cross multiply
    9,036,779.76x = 12,470,415.48 × 4,906,721.58
  4. Step 4: Simplify right side
    9,036,779.76x = 61,188,856,747,282.06
  5. Step 5: Solve for x
    x = 61,188,856,747,282.06/9,036,779.76
  6. Step 6: Final answer
    x = 6,771,090.85

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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.