Home / 15,435,817.64-21,300,698.76-8,560,152.08

Finding the Fourth Proportional to 15,435,817.64, 21,300,698.76 and 8,560,152.08

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Solution

The fourth proportional to 15,435,817.64, 21,300,698.76 and 8,560,152.08 is: 11,812,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435,817.64 : 21,300,698.76 = 8,560,152.08 : x
  2. Step 2: Convert to fraction form
    15,435,817.64/21,300,698.76 = 8,560,152.08/x
  3. Step 3: Cross multiply
    15,435,817.64x = 21,300,698.76 × 8,560,152.08
  4. Step 4: Simplify right side
    15,435,817.64x = 182,337,220,795,867.44
  5. Step 5: Solve for x
    x = 182,337,220,795,867.44/15,435,817.64
  6. Step 6: Final answer
    x = 11,812,605.27

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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.