Home / 8,742,290.64-13,115,013.84-3,952,235.76

Finding the Fourth Proportional to 8,742,290.64, 13,115,013.84 and 3,952,235.76

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Solution

The fourth proportional to 8,742,290.64, 13,115,013.84 and 3,952,235.76 is: 5,929,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,290.64 : 13,115,013.84 = 3,952,235.76 : x
  2. Step 2: Convert to fraction form
    8,742,290.64/13,115,013.84 = 3,952,235.76/x
  3. Step 3: Cross multiply
    8,742,290.64x = 13,115,013.84 × 3,952,235.76
  4. Step 4: Simplify right side
    8,742,290.64x = 51,833,626,691,342.91
  5. Step 5: Solve for x
    x = 51,833,626,691,342.91/8,742,290.64
  6. Step 6: Final answer
    x = 5,929,066.97

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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.