Home / 8,445,500.70-11,664,475.20-5,557,782.24

Finding the Fourth Proportional to 8,445,500.70, 11,664,475.20 and 5,557,782.24

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Solution

The fourth proportional to 8,445,500.70, 11,664,475.20 and 5,557,782.24 is: 7,676,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445,500.70 : 11,664,475.20 = 5,557,782.24 : x
  2. Step 2: Convert to fraction form
    8,445,500.70/11,664,475.20 = 5,557,782.24/x
  3. Step 3: Cross multiply
    8,445,500.70x = 11,664,475.20 × 5,557,782.24
  4. Step 4: Simplify right side
    8,445,500.70x = 64,828,613,105,480.45
  5. Step 5: Solve for x
    x = 64,828,613,105,480.45/8,445,500.70
  6. Step 6: Final answer
    x = 7,676,112.45

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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.