Home / 21,825,497.60-32,738,246.40-18,466,265.60

Finding the Fourth Proportional to 21,825,497.60, 32,738,246.40 and 18,466,265.60

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Solution

The fourth proportional to 21,825,497.60, 32,738,246.40 and 18,466,265.60 is: 27,699,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,825,497.60 : 32,738,246.40 = 18,466,265.60 : x
  2. Step 2: Convert to fraction form
    21,825,497.60/32,738,246.40 = 18,466,265.60/x
  3. Step 3: Cross multiply
    21,825,497.60x = 32,738,246.40 × 18,466,265.60
  4. Step 4: Simplify right side
    21,825,497.60x = 604,553,153,300,643.88
  5. Step 5: Solve for x
    x = 604,553,153,300,643.88/21,825,497.60
  6. Step 6: Final answer
    x = 27,699,398.40

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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.