Home / 7,348,600.28-10,999,316.46-3,928,336.40

Finding the Fourth Proportional to 7,348,600.28, 10,999,316.46 and 3,928,336.40

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Solution

The fourth proportional to 7,348,600.28, 10,999,316.46 and 3,928,336.40 is: 5,879,897.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348,600.28 : 10,999,316.46 = 3,928,336.40 : x
  2. Step 2: Convert to fraction form
    7,348,600.28/10,999,316.46 = 3,928,336.40/x
  3. Step 3: Cross multiply
    7,348,600.28x = 10,999,316.46 × 3,928,336.40
  4. Step 4: Simplify right side
    7,348,600.28x = 43,209,015,224,937.15
  5. Step 5: Solve for x
    x = 43,209,015,224,937.15/7,348,600.28
  6. Step 6: Final answer
    x = 5,879,897.34

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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.