Home / 21,678,734.40-32,518,101.60-7,297,022.40

Finding the Fourth Proportional to 21,678,734.40, 32,518,101.60 and 7,297,022.40

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Solution

The fourth proportional to 21,678,734.40, 32,518,101.60 and 7,297,022.40 is: 10,945,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678,734.40 : 32,518,101.60 = 7,297,022.40 : x
  2. Step 2: Convert to fraction form
    21,678,734.40/32,518,101.60 = 7,297,022.40/x
  3. Step 3: Cross multiply
    21,678,734.40x = 32,518,101.60 × 7,297,022.40
  4. Step 4: Simplify right side
    21,678,734.40x = 237,285,315,780,675.88
  5. Step 5: Solve for x
    x = 237,285,315,780,675.88/21,678,734.40
  6. Step 6: Final answer
    x = 10,945,533.60

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1.5x scale

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.