Home / 31,360,991.88-47,033,089.74-8,636,487.24

Finding the Fourth Proportional to 31,360,991.88, 47,033,089.74 and 8,636,487.24

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Solution

The fourth proportional to 31,360,991.88, 47,033,089.74 and 8,636,487.24 is: 12,952,418.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360,991.88 : 47,033,089.74 = 8,636,487.24 : x
  2. Step 2: Convert to fraction form
    31,360,991.88/47,033,089.74 = 8,636,487.24/x
  3. Step 3: Cross multiply
    31,360,991.88x = 47,033,089.74 × 8,636,487.24
  4. Step 4: Simplify right side
    31,360,991.88x = 406,200,679,397,284.94
  5. Step 5: Solve for x
    x = 406,200,679,397,284.94/31,360,991.88
  6. Step 6: Final answer
    x = 12,952,418.12

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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.