Home / 8,520,791.36-11,758,735.37-4,653,312.40

Finding the Fourth Proportional to 8,520,791.36, 11,758,735.37 and 4,653,312.40

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Solution

The fourth proportional to 8,520,791.36, 11,758,735.37 and 4,653,312.40 is: 6,421,594.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,791.36 : 11,758,735.37 = 4,653,312.40 : x
  2. Step 2: Convert to fraction form
    8,520,791.36/11,758,735.37 = 4,653,312.40/x
  3. Step 3: Cross multiply
    8,520,791.36x = 11,758,735.37 × 4,653,312.40
  4. Step 4: Simplify right side
    8,520,791.36x = 54,717,069,131,871.29
  5. Step 5: Solve for x
    x = 54,717,069,131,871.29/8,520,791.36
  6. Step 6: Final answer
    x = 6,421,594.76

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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.