Home / 6,221,742.40-8,586,002.72-3,360,174.40

Finding the Fourth Proportional to 6,221,742.40, 8,586,002.72 and 3,360,174.40

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Solution

The fourth proportional to 6,221,742.40, 8,586,002.72 and 3,360,174.40 is: 4,637,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,742.40 : 8,586,002.72 = 3,360,174.40 : x
  2. Step 2: Convert to fraction form
    6,221,742.40/8,586,002.72 = 3,360,174.40/x
  3. Step 3: Cross multiply
    6,221,742.40x = 8,586,002.72 × 3,360,174.40
  4. Step 4: Simplify right side
    6,221,742.40x = 28,850,466,538,074.37
  5. Step 5: Solve for x
    x = 28,850,466,538,074.37/6,221,742.40
  6. Step 6: Final answer
    x = 4,637,039.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.