Home / 21,852,046.20-32,778,069.30-20,009,717.40

Finding the Fourth Proportional to 21,852,046.20, 32,778,069.30 and 20,009,717.40

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Solution

The fourth proportional to 21,852,046.20, 32,778,069.30 and 20,009,717.40 is: 30,014,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852,046.20 : 32,778,069.30 = 20,009,717.40 : x
  2. Step 2: Convert to fraction form
    21,852,046.20/32,778,069.30 = 20,009,717.40/x
  3. Step 3: Cross multiply
    21,852,046.20x = 32,778,069.30 × 20,009,717.40
  4. Step 4: Simplify right side
    21,852,046.20x = 655,879,903,610,615.75
  5. Step 5: Solve for x
    x = 655,879,903,610,615.75/21,852,046.20
  6. Step 6: Final answer
    x = 30,014,576.10

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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.