Home / 15,460,392.88-21,337,310.84-9,348,865.20

Finding the Fourth Proportional to 15,460,392.88, 21,337,310.84 and 9,348,865.20

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Solution

The fourth proportional to 15,460,392.88, 21,337,310.84 and 9,348,865.20 is: 12,902,624.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,460,392.88 : 21,337,310.84 = 9,348,865.20 : x
  2. Step 2: Convert to fraction form
    15,460,392.88/21,337,310.84 = 9,348,865.20/x
  3. Step 3: Cross multiply
    15,460,392.88x = 21,337,310.84 × 9,348,865.20
  4. Step 4: Simplify right side
    15,460,392.88x = 199,479,642,773,658.75
  5. Step 5: Solve for x
    x = 199,479,642,773,658.75/15,460,392.88
  6. Step 6: Final answer
    x = 12,902,624.42

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1.5x scale

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.