Home / 21,449,866.40-32,174,799.60-17,670,730.40

Finding the Fourth Proportional to 21,449,866.40, 32,174,799.60 and 17,670,730.40

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Solution

The fourth proportional to 21,449,866.40, 32,174,799.60 and 17,670,730.40 is: 26,506,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,449,866.40 : 32,174,799.60 = 17,670,730.40 : x
  2. Step 2: Convert to fraction form
    21,449,866.40/32,174,799.60 = 17,670,730.40/x
  3. Step 3: Cross multiply
    21,449,866.40x = 32,174,799.60 × 17,670,730.40
  4. Step 4: Simplify right side
    21,449,866.40x = 568,552,209,405,627.88
  5. Step 5: Solve for x
    x = 568,552,209,405,627.88/21,449,866.40
  6. Step 6: Final answer
    x = 26,506,095.60

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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.