Home / 7,430,579.29-11,135,111.63-5,122,703.39

Finding the Fourth Proportional to 7,430,579.29, 11,135,111.63 and 5,122,703.39

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Solution

The fourth proportional to 7,430,579.29, 11,135,111.63 and 5,122,703.39 is: 7,676,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,579.29 : 11,135,111.63 = 5,122,703.39 : x
  2. Step 2: Convert to fraction form
    7,430,579.29/11,135,111.63 = 5,122,703.39/x
  3. Step 3: Cross multiply
    7,430,579.29x = 11,135,111.63 × 5,122,703.39
  4. Step 4: Simplify right side
    7,430,579.29x = 57,041,874,097,253.69
  5. Step 5: Solve for x
    x = 57,041,874,097,253.69/7,430,579.29
  6. Step 6: Final answer
    x = 7,676,638.91

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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.