Home / 10,400,750.80-15,594,905.40-5,361,902.80

Finding the Fourth Proportional to 10,400,750.80, 15,594,905.40 and 5,361,902.80

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Solution

The fourth proportional to 10,400,750.80, 15,594,905.40 and 5,361,902.80 is: 8,039,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,750.80 : 15,594,905.40 = 5,361,902.80 : x
  2. Step 2: Convert to fraction form
    10,400,750.80/15,594,905.40 = 5,361,902.80/x
  3. Step 3: Cross multiply
    10,400,750.80x = 15,594,905.40 × 5,361,902.80
  4. Step 4: Simplify right side
    10,400,750.80x = 83,618,366,929,995.12
  5. Step 5: Solve for x
    x = 83,618,366,929,995.12/10,400,750.80
  6. Step 6: Final answer
    x = 8,039,647.19

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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.