Home / 51,532,909.98-71,115,646.23-28,329,531.90

Finding the Fourth Proportional to 51,532,909.98, 71,115,646.23 and 28,329,531.90

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Solution

The fourth proportional to 51,532,909.98, 71,115,646.23 and 28,329,531.90 is: 39,094,880.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,532,909.98 : 71,115,646.23 = 28,329,531.90 : x
  2. Step 2: Convert to fraction form
    51,532,909.98/71,115,646.23 = 28,329,531.90/x
  3. Step 3: Cross multiply
    51,532,909.98x = 71,115,646.23 × 28,329,531.90
  4. Step 4: Simplify right side
    51,532,909.98x = 2,014,672,968,461,899.75
  5. Step 5: Solve for x
    x = 2,014,672,968,461,899.75/51,532,909.98
  6. Step 6: Final answer
    x = 39,094,880.71

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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.