Home / 31,502,912.90-47,254,369.35-7,568,384.90

Finding the Fourth Proportional to 31,502,912.90, 47,254,369.35 and 7,568,384.90

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Solution

The fourth proportional to 31,502,912.90, 47,254,369.35 and 7,568,384.90 is: 11,352,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,502,912.90 : 47,254,369.35 = 7,568,384.90 : x
  2. Step 2: Convert to fraction form
    31,502,912.90/47,254,369.35 = 7,568,384.90/x
  3. Step 3: Cross multiply
    31,502,912.90x = 47,254,369.35 × 7,568,384.90
  4. Step 4: Simplify right side
    31,502,912.90x = 357,639,255,447,562.88
  5. Step 5: Solve for x
    x = 357,639,255,447,562.88/31,502,912.90
  6. Step 6: Final answer
    x = 11,352,577.35

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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.