Home / 32,190,420.80-48,285,631.20-10,628,350.40

Finding the Fourth Proportional to 32,190,420.80, 48,285,631.20 and 10,628,350.40

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Solution

The fourth proportional to 32,190,420.80, 48,285,631.20 and 10,628,350.40 is: 15,942,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190,420.80 : 48,285,631.20 = 10,628,350.40 : x
  2. Step 2: Convert to fraction form
    32,190,420.80/48,285,631.20 = 10,628,350.40/x
  3. Step 3: Cross multiply
    32,190,420.80x = 48,285,631.20 × 10,628,350.40
  4. Step 4: Simplify right side
    32,190,420.80x = 513,196,607,678,772.50
  5. Step 5: Solve for x
    x = 513,196,607,678,772.50/32,190,420.80
  6. Step 6: Final answer
    x = 15,942,525.60

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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.