Home / 5,477,966.40-8,223,688.80-3,456,206.40

Finding the Fourth Proportional to 5,477,966.40, 8,223,688.80 and 3,456,206.40

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Solution

The fourth proportional to 5,477,966.40, 8,223,688.80 and 3,456,206.40 is: 5,188,561.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477,966.40 : 8,223,688.80 = 3,456,206.40 : x
  2. Step 2: Convert to fraction form
    5,477,966.40/8,223,688.80 = 3,456,206.40/x
  3. Step 3: Cross multiply
    5,477,966.40x = 8,223,688.80 × 3,456,206.40
  4. Step 4: Simplify right side
    5,477,966.40x = 28,422,765,862,168.32
  5. Step 5: Solve for x
    x = 28,422,765,862,168.32/5,477,966.40
  6. Step 6: Final answer
    x = 5,188,561.55

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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.